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Finding the Fourth Proportional to 265,532.10, 398,057.22 and 132,453.18

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Solution

The fourth proportional to 265,532.10, 398,057.22 and 132,453.18 is: 198,559.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,532.10 : 398,057.22 = 132,453.18 : x
  2. Step 2: Convert to fraction form
    265,532.10/398,057.22 = 132,453.18/x
  3. Step 3: Cross multiply
    265,532.10x = 398,057.22 × 132,453.18
  4. Step 4: Simplify right side
    265,532.10x = 52,723,944,610.96
  5. Step 5: Solve for x
    x = 52,723,944,610.96/265,532.10
  6. Step 6: Final answer
    x = 198,559.59

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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.