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Finding the Fourth Proportional to 372,418.62, 514,456.08 and 358,592.52

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Solution

The fourth proportional to 372,418.62, 514,456.08 and 358,592.52 is: 495,356.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,418.62 : 514,456.08 = 358,592.52 : x
  2. Step 2: Convert to fraction form
    372,418.62/514,456.08 = 358,592.52/x
  3. Step 3: Cross multiply
    372,418.62x = 514,456.08 × 358,592.52
  4. Step 4: Simplify right side
    372,418.62x = 184,480,102,156.52
  5. Step 5: Solve for x
    x = 184,480,102,156.52/372,418.62
  6. Step 6: Final answer
    x = 495,356.82

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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.