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Finding the Fourth Proportional to 484,847.16, 727,027.38 and 282,508.68

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Solution

The fourth proportional to 484,847.16, 727,027.38 and 282,508.68 is: 423,621.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,847.16 : 727,027.38 = 282,508.68 : x
  2. Step 2: Convert to fraction form
    484,847.16/727,027.38 = 282,508.68/x
  3. Step 3: Cross multiply
    484,847.16x = 727,027.38 × 282,508.68
  4. Step 4: Simplify right side
    484,847.16x = 205,391,545,447.66
  5. Step 5: Solve for x
    x = 205,391,545,447.66/484,847.16
  6. Step 6: Final answer
    x = 423,621.22

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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.