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Finding the Fourth Proportional to 574,608.94, 861,625.05 and 334,800.34

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Solution

The fourth proportional to 574,608.94, 861,625.05 and 334,800.34 is: 502,032.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,608.94 : 861,625.05 = 334,800.34 : x
  2. Step 2: Convert to fraction form
    574,608.94/861,625.05 = 334,800.34/x
  3. Step 3: Cross multiply
    574,608.94x = 861,625.05 × 334,800.34
  4. Step 4: Simplify right side
    574,608.94x = 288,472,359,692.52
  5. Step 5: Solve for x
    x = 288,472,359,692.52/574,608.94
  6. Step 6: Final answer
    x = 502,032.49

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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.