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Finding the Fourth Proportional to 574,282, 861,462.54 and 195,047.92

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Solution

The fourth proportional to 574,282, 861,462.54 and 195,047.92 is: 292,585.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,282 : 861,462.54 = 195,047.92 : x
  2. Step 2: Convert to fraction form
    574,282/861,462.54 = 195,047.92/x
  3. Step 3: Cross multiply
    574,282x = 861,462.54 × 195,047.92
  4. Step 4: Simplify right side
    574,282x = 168,026,476,584.92
  5. Step 5: Solve for x
    x = 168,026,476,584.92/574,282
  6. Step 6: Final answer
    x = 292,585.31

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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.