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Finding the Fourth Proportional to 234,920.10, 352,380.15 and 225,734.70

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Solution

The fourth proportional to 234,920.10, 352,380.15 and 225,734.70 is: 338,602.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,920.10 : 352,380.15 = 225,734.70 : x
  2. Step 2: Convert to fraction form
    234,920.10/352,380.15 = 225,734.70/x
  3. Step 3: Cross multiply
    234,920.10x = 352,380.15 × 225,734.70
  4. Step 4: Simplify right side
    234,920.10x = 79,544,427,446.21
  5. Step 5: Solve for x
    x = 79,544,427,446.21/234,920.10
  6. Step 6: Final answer
    x = 338,602.05

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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.