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Finding the Fourth Proportional to 532,883.95, 735,385.02 and 291,166.52

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Solution

The fourth proportional to 532,883.95, 735,385.02 and 291,166.52 is: 401,812.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,883.95 : 735,385.02 = 291,166.52 : x
  2. Step 2: Convert to fraction form
    532,883.95/735,385.02 = 291,166.52/x
  3. Step 3: Cross multiply
    532,883.95x = 735,385.02 × 291,166.52
  4. Step 4: Simplify right side
    532,883.95x = 214,119,497,133.53
  5. Step 5: Solve for x
    x = 214,119,497,133.53/532,883.95
  6. Step 6: Final answer
    x = 401,812.62

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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.