Home / 799,609.31-1,103,354.24-513,516.90

Finding the Fourth Proportional to 799,609.31, 1,103,354.24 and 513,516.90

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Solution

The fourth proportional to 799,609.31, 1,103,354.24 and 513,516.90 is: 708,584.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,609.31 : 1,103,354.24 = 513,516.90 : x
  2. Step 2: Convert to fraction form
    799,609.31/1,103,354.24 = 513,516.90/x
  3. Step 3: Cross multiply
    799,609.31x = 1,103,354.24 × 513,516.90
  4. Step 4: Simplify right side
    799,609.31x = 566,591,048,926.66
  5. Step 5: Solve for x
    x = 566,591,048,926.66/799,609.31
  6. Step 6: Final answer
    x = 708,584.86

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.