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Finding the Fourth Proportional to 636,152.30, 954,227.84 and 162,836.90

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Solution

The fourth proportional to 636,152.30, 954,227.84 and 162,836.90 is: 244,255.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,152.30 : 954,227.84 = 162,836.90 : x
  2. Step 2: Convert to fraction form
    636,152.30/954,227.84 = 162,836.90/x
  3. Step 3: Cross multiply
    636,152.30x = 954,227.84 × 162,836.90
  4. Step 4: Simplify right side
    636,152.30x = 155,383,503,359.30
  5. Step 5: Solve for x
    x = 155,383,503,359.30/636,152.30
  6. Step 6: Final answer
    x = 244,255.19

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1.5x scale

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.