Home / 749,178.14-1,123,532.96-250,425.50

Finding the Fourth Proportional to 749,178.14, 1,123,532.96 and 250,425.50

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Solution

The fourth proportional to 749,178.14, 1,123,532.96 and 250,425.50 is: 375,559.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,178.14 : 1,123,532.96 = 250,425.50 : x
  2. Step 2: Convert to fraction form
    749,178.14/1,123,532.96 = 250,425.50/x
  3. Step 3: Cross multiply
    749,178.14x = 1,123,532.96 × 250,425.50
  4. Step 4: Simplify right side
    749,178.14x = 281,361,298,282.88
  5. Step 5: Solve for x
    x = 281,361,298,282.88/749,178.14
  6. Step 6: Final answer
    x = 375,559.94

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Half scale
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Double scale
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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.