Home / 485,073.24-727,342.04-225,127.46

Finding the Fourth Proportional to 485,073.24, 727,342.04 and 225,127.46

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Solution

The fourth proportional to 485,073.24, 727,342.04 and 225,127.46 is: 337,566.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,073.24 : 727,342.04 = 225,127.46 : x
  2. Step 2: Convert to fraction form
    485,073.24/727,342.04 = 225,127.46/x
  3. Step 3: Cross multiply
    485,073.24x = 727,342.04 × 225,127.46
  4. Step 4: Simplify right side
    485,073.24x = 163,744,661,254.07
  5. Step 5: Solve for x
    x = 163,744,661,254.07/485,073.24
  6. Step 6: Final answer
    x = 337,566.88

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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.