Home / 888,035.30-1,224,542.42-715,772.20

Finding the Fourth Proportional to 888,035.30, 1,224,542.42 and 715,772.20

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Solution

The fourth proportional to 888,035.30, 1,224,542.42 and 715,772.20 is: 987,002.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,035.30 : 1,224,542.42 = 715,772.20 : x
  2. Step 2: Convert to fraction form
    888,035.30/1,224,542.42 = 715,772.20/x
  3. Step 3: Cross multiply
    888,035.30x = 1,224,542.42 × 715,772.20
  4. Step 4: Simplify right side
    888,035.30x = 876,493,421,956.72
  5. Step 5: Solve for x
    x = 876,493,421,956.72/888,035.30
  6. Step 6: Final answer
    x = 987,002.91

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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.