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Finding the Fourth Proportional to 275,499.06, 412,854.36 and 156,925.62

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Solution

The fourth proportional to 275,499.06, 412,854.36 and 156,925.62 is: 235,163.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,499.06 : 412,854.36 = 156,925.62 : x
  2. Step 2: Convert to fraction form
    275,499.06/412,854.36 = 156,925.62/x
  3. Step 3: Cross multiply
    275,499.06x = 412,854.36 × 156,925.62
  4. Step 4: Simplify right side
    275,499.06x = 64,787,426,412.70
  5. Step 5: Solve for x
    x = 64,787,426,412.70/275,499.06
  6. Step 6: Final answer
    x = 235,163.87

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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.