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Finding the Fourth Proportional to 636,148.55, 954,222.21 and 162,833.15

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Solution

The fourth proportional to 636,148.55, 954,222.21 and 162,833.15 is: 244,249.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,148.55 : 954,222.21 = 162,833.15 : x
  2. Step 2: Convert to fraction form
    636,148.55/954,222.21 = 162,833.15/x
  3. Step 3: Cross multiply
    636,148.55x = 954,222.21 × 162,833.15
  4. Step 4: Simplify right side
    636,148.55x = 155,379,003,483.15
  5. Step 5: Solve for x
    x = 155,379,003,483.15/636,148.55
  6. Step 6: Final answer
    x = 244,249.56

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Similar ratio
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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.