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Finding the Fourth Proportional to 636,244.76, 954,295.32 and 162,933.68

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Solution

The fourth proportional to 636,244.76, 954,295.32 and 162,933.68 is: 244,382.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,244.76 : 954,295.32 = 162,933.68 : x
  2. Step 2: Convert to fraction form
    636,244.76/954,295.32 = 162,933.68/x
  3. Step 3: Cross multiply
    636,244.76x = 954,295.32 × 162,933.68
  4. Step 4: Simplify right side
    636,244.76x = 155,486,851,291.12
  5. Step 5: Solve for x
    x = 155,486,851,291.12/636,244.76
  6. Step 6: Final answer
    x = 244,382.13

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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.