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Finding the Fourth Proportional to 283,609.40, 425,414.10 and 230,465.30

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Solution

The fourth proportional to 283,609.40, 425,414.10 and 230,465.30 is: 345,697.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,609.40 : 425,414.10 = 230,465.30 : x
  2. Step 2: Convert to fraction form
    283,609.40/425,414.10 = 230,465.30/x
  3. Step 3: Cross multiply
    283,609.40x = 425,414.10 × 230,465.30
  4. Step 4: Simplify right side
    283,609.40x = 98,043,188,180.73
  5. Step 5: Solve for x
    x = 98,043,188,180.73/283,609.40
  6. Step 6: Final answer
    x = 345,697.95

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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.