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Finding the Fourth Proportional to 532,876.63, 735,347.88 and 291,167.50

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Solution

The fourth proportional to 532,876.63, 735,347.88 and 291,167.50 is: 401,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,876.63 : 735,347.88 = 291,167.50 : x
  2. Step 2: Convert to fraction form
    532,876.63/735,347.88 = 291,167.50/x
  3. Step 3: Cross multiply
    532,876.63x = 735,347.88 × 291,167.50
  4. Step 4: Simplify right side
    532,876.63x = 214,109,403,849.90
  5. Step 5: Solve for x
    x = 214,109,403,849.90/532,876.63
  6. Step 6: Final answer
    x = 401,799.20

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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.