Home / 749,027.10-1,123,540.65-250,326.30

Finding the Fourth Proportional to 749,027.10, 1,123,540.65 and 250,326.30

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Solution

The fourth proportional to 749,027.10, 1,123,540.65 and 250,326.30 is: 375,489.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,027.10 : 1,123,540.65 = 250,326.30 : x
  2. Step 2: Convert to fraction form
    749,027.10/1,123,540.65 = 250,326.30/x
  3. Step 3: Cross multiply
    749,027.10x = 1,123,540.65 × 250,326.30
  4. Step 4: Simplify right side
    749,027.10x = 281,251,773,814.10
  5. Step 5: Solve for x
    x = 281,251,773,814.10/749,027.10
  6. Step 6: Final answer
    x = 375,489.45

Related Problems

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Half scale
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Double scale
Find fourth proportional to 749,028.10, 1,123,542.15 and 250,327.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.