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Finding the Fourth Proportional to 636,044.88, 954,062.46 and 162,729.48

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Solution

The fourth proportional to 636,044.88, 954,062.46 and 162,729.48 is: 244,092.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,044.88 : 954,062.46 = 162,729.48 : x
  2. Step 2: Convert to fraction form
    636,044.88/954,062.46 = 162,729.48/x
  3. Step 3: Cross multiply
    636,044.88x = 954,062.46 × 162,729.48
  4. Step 4: Simplify right side
    636,044.88x = 155,254,088,003.32
  5. Step 5: Solve for x
    x = 155,254,088,003.32/636,044.88
  6. Step 6: Final answer
    x = 244,092.98

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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.