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Finding the Fourth Proportional to 469,160.79, 647,814.56 and 433,337.73

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Solution

The fourth proportional to 469,160.79, 647,814.56 and 433,337.73 is: 598,350.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,160.79 : 647,814.56 = 433,337.73 : x
  2. Step 2: Convert to fraction form
    469,160.79/647,814.56 = 433,337.73/x
  3. Step 3: Cross multiply
    469,160.79x = 647,814.56 × 433,337.73
  4. Step 4: Simplify right side
    469,160.79x = 280,722,488,724.66
  5. Step 5: Solve for x
    x = 280,722,488,724.66/469,160.79
  6. Step 6: Final answer
    x = 598,350.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.