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Finding the Fourth Proportional to 496,600.52, 744,907.56 and 141,614.47

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Solution

The fourth proportional to 496,600.52, 744,907.56 and 141,614.47 is: 212,423.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,600.52 : 744,907.56 = 141,614.47 : x
  2. Step 2: Convert to fraction form
    496,600.52/744,907.56 = 141,614.47/x
  3. Step 3: Cross multiply
    496,600.52x = 744,907.56 × 141,614.47
  4. Step 4: Simplify right side
    496,600.52x = 105,489,689,708.47
  5. Step 5: Solve for x
    x = 105,489,689,708.47/496,600.52
  6. Step 6: Final answer
    x = 212,423.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.