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Finding the Fourth Proportional to 574,278.48, 861,594.24 and 293,992.56

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Solution

The fourth proportional to 574,278.48, 861,594.24 and 293,992.56 is: 441,079.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,278.48 : 861,594.24 = 293,992.56 : x
  2. Step 2: Convert to fraction form
    574,278.48/861,594.24 = 293,992.56/x
  3. Step 3: Cross multiply
    574,278.48x = 861,594.24 × 293,992.56
  4. Step 4: Simplify right side
    574,278.48x = 253,302,296,298.85
  5. Step 5: Solve for x
    x = 253,302,296,298.85/574,278.48
  6. Step 6: Final answer
    x = 441,079.21

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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.