Home / 713,715.30-1,070,565.66-240,397.47

Finding the Fourth Proportional to 713,715.30, 1,070,565.66 and 240,397.47

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Solution

The fourth proportional to 713,715.30, 1,070,565.66 and 240,397.47 is: 360,593.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,715.30 : 1,070,565.66 = 240,397.47 : x
  2. Step 2: Convert to fraction form
    713,715.30/1,070,565.66 = 240,397.47/x
  3. Step 3: Cross multiply
    713,715.30x = 1,070,565.66 × 240,397.47
  4. Step 4: Simplify right side
    713,715.30x = 257,361,276,132.88
  5. Step 5: Solve for x
    x = 257,361,276,132.88/713,715.30
  6. Step 6: Final answer
    x = 360,593.75

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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.