Home / 485,060.76-727,557.27-181,397.16

Finding the Fourth Proportional to 485,060.76, 727,557.27 and 181,397.16

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Solution

The fourth proportional to 485,060.76, 727,557.27 and 181,397.16 is: 272,083.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,060.76 : 727,557.27 = 181,397.16 : x
  2. Step 2: Convert to fraction form
    485,060.76/727,557.27 = 181,397.16/x
  3. Step 3: Cross multiply
    485,060.76x = 727,557.27 × 181,397.16
  4. Step 4: Simplify right side
    485,060.76x = 131,976,822,515.35
  5. Step 5: Solve for x
    x = 131,976,822,515.35/485,060.76
  6. Step 6: Final answer
    x = 272,083.07

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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.