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Finding the Fourth Proportional to 534,502.80, 801,762.71 and 179,519.90

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Solution

The fourth proportional to 534,502.80, 801,762.71 and 179,519.90 is: 269,282.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,502.80 : 801,762.71 = 179,519.90 : x
  2. Step 2: Convert to fraction form
    534,502.80/801,762.71 = 179,519.90/x
  3. Step 3: Cross multiply
    534,502.80x = 801,762.71 × 179,519.90
  4. Step 4: Simplify right side
    534,502.80x = 143,932,356,616.52
  5. Step 5: Solve for x
    x = 143,932,356,616.52/534,502.80
  6. Step 6: Final answer
    x = 269,282.70

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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.