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Finding the Fourth Proportional to 496,227.93, 744,350.40 and 141,251.10

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Solution

The fourth proportional to 496,227.93, 744,350.40 and 141,251.10 is: 211,879.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,227.93 : 744,350.40 = 141,251.10 : x
  2. Step 2: Convert to fraction form
    496,227.93/744,350.40 = 141,251.10/x
  3. Step 3: Cross multiply
    496,227.93x = 744,350.40 × 141,251.10
  4. Step 4: Simplify right side
    496,227.93x = 105,140,312,785.44
  5. Step 5: Solve for x
    x = 105,140,312,785.44/496,227.93
  6. Step 6: Final answer
    x = 211,879.07

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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.