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Finding the Fourth Proportional to 535,034.52, 738,423.72 and 331,151.04

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Solution

The fourth proportional to 535,034.52, 738,423.72 and 331,151.04 is: 457,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,034.52 : 738,423.72 = 331,151.04 : x
  2. Step 2: Convert to fraction form
    535,034.52/738,423.72 = 331,151.04/x
  3. Step 3: Cross multiply
    535,034.52x = 738,423.72 × 331,151.04
  4. Step 4: Simplify right side
    535,034.52x = 244,529,782,838.67
  5. Step 5: Solve for x
    x = 244,529,782,838.67/535,034.52
  6. Step 6: Final answer
    x = 457,035.53

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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.