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Finding the Fourth Proportional to 500,575.98, 750,866.49 and 126,599.34

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Solution

The fourth proportional to 500,575.98, 750,866.49 and 126,599.34 is: 189,899.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,575.98 : 750,866.49 = 126,599.34 : x
  2. Step 2: Convert to fraction form
    500,575.98/750,866.49 = 126,599.34/x
  3. Step 3: Cross multiply
    500,575.98x = 750,866.49 × 126,599.34
  4. Step 4: Simplify right side
    500,575.98x = 95,059,202,062.12
  5. Step 5: Solve for x
    x = 95,059,202,062.12/500,575.98
  6. Step 6: Final answer
    x = 189,899.65

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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.