Home / 730,711.20-1,096,066.80-465,646.80

Finding the Fourth Proportional to 730,711.20, 1,096,066.80 and 465,646.80

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Solution

The fourth proportional to 730,711.20, 1,096,066.80 and 465,646.80 is: 698,470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,711.20 : 1,096,066.80 = 465,646.80 : x
  2. Step 2: Convert to fraction form
    730,711.20/1,096,066.80 = 465,646.80/x
  3. Step 3: Cross multiply
    730,711.20x = 1,096,066.80 × 465,646.80
  4. Step 4: Simplify right side
    730,711.20x = 510,379,998,006.24
  5. Step 5: Solve for x
    x = 510,379,998,006.24/730,711.20
  6. Step 6: Final answer
    x = 698,470.20

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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.