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Finding the Fourth Proportional to 484,723.61, 727,417.61 and 169,180.52

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Solution

The fourth proportional to 484,723.61, 727,417.61 and 169,180.52 is: 253,886.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,723.61 : 727,417.61 = 169,180.52 : x
  2. Step 2: Convert to fraction form
    484,723.61/727,417.61 = 169,180.52/x
  3. Step 3: Cross multiply
    484,723.61x = 727,417.61 × 169,180.52
  4. Step 4: Simplify right side
    484,723.61x = 123,064,885,033.97
  5. Step 5: Solve for x
    x = 123,064,885,033.97/484,723.61
  6. Step 6: Final answer
    x = 253,886.72

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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.