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Finding the Fourth Proportional to 541,864.73, 747,773.39 and 300,162.96

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Solution

The fourth proportional to 541,864.73, 747,773.39 and 300,162.96 is: 414,224.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,864.73 : 747,773.39 = 300,162.96 : x
  2. Step 2: Convert to fraction form
    541,864.73/747,773.39 = 300,162.96/x
  3. Step 3: Cross multiply
    541,864.73x = 747,773.39 × 300,162.96
  4. Step 4: Simplify right side
    541,864.73x = 224,453,874,151.63
  5. Step 5: Solve for x
    x = 224,453,874,151.63/541,864.73
  6. Step 6: Final answer
    x = 414,224.92

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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.