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Finding the Fourth Proportional to 592,179.52, 817,214.17 and 320,252.70

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Solution

The fourth proportional to 592,179.52, 817,214.17 and 320,252.70 is: 441,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,179.52 : 817,214.17 = 320,252.70 : x
  2. Step 2: Convert to fraction form
    592,179.52/817,214.17 = 320,252.70/x
  3. Step 3: Cross multiply
    592,179.52x = 817,214.17 × 320,252.70
  4. Step 4: Simplify right side
    592,179.52x = 261,715,044,420.76
  5. Step 5: Solve for x
    x = 261,715,044,420.76/592,179.52
  6. Step 6: Final answer
    x = 441,952.20

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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.