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Finding the Fourth Proportional to 636,610.16, 954,915.48 and 163,295.52

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Solution

The fourth proportional to 636,610.16, 954,915.48 and 163,295.52 is: 244,943.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,610.16 : 954,915.48 = 163,295.52 : x
  2. Step 2: Convert to fraction form
    636,610.16/954,915.48 = 163,295.52/x
  3. Step 3: Cross multiply
    636,610.16x = 954,915.48 × 163,295.52
  4. Step 4: Simplify right side
    636,610.16x = 155,933,419,862.65
  5. Step 5: Solve for x
    x = 155,933,419,862.65/636,610.16
  6. Step 6: Final answer
    x = 244,943.34

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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.