Home / 971,713.68-1,457,572.92-498,140.64

Finding the Fourth Proportional to 971,713.68, 1,457,572.92 and 498,140.64

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Solution

The fourth proportional to 971,713.68, 1,457,572.92 and 498,140.64 is: 747,212.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,713.68 : 1,457,572.92 = 498,140.64 : x
  2. Step 2: Convert to fraction form
    971,713.68/1,457,572.92 = 498,140.64/x
  3. Step 3: Cross multiply
    971,713.68x = 1,457,572.92 × 498,140.64
  4. Step 4: Simplify right side
    971,713.68x = 726,076,307,215.47
  5. Step 5: Solve for x
    x = 726,076,307,215.47/971,713.68
  6. Step 6: Final answer
    x = 747,212.19

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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.