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Finding the Fourth Proportional to 498,289.59, 747,552.65 and 161,330.27

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Solution

The fourth proportional to 498,289.59, 747,552.65 and 161,330.27 is: 242,033.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,289.59 : 747,552.65 = 161,330.27 : x
  2. Step 2: Convert to fraction form
    498,289.59/747,552.65 = 161,330.27/x
  3. Step 3: Cross multiply
    498,289.59x = 747,552.65 × 161,330.27
  4. Step 4: Simplify right side
    498,289.59x = 120,602,866,319.30
  5. Step 5: Solve for x
    x = 120,602,866,319.30/498,289.59
  6. Step 6: Final answer
    x = 242,033.69

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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.