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Finding the Fourth Proportional to 283,351.57, 425,026.95 and 194,335.20

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Solution

The fourth proportional to 283,351.57, 425,026.95 and 194,335.20 is: 291,502.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,351.57 : 425,026.95 = 194,335.20 : x
  2. Step 2: Convert to fraction form
    283,351.57/425,026.95 = 194,335.20/x
  3. Step 3: Cross multiply
    283,351.57x = 425,026.95 × 194,335.20
  4. Step 4: Simplify right side
    283,351.57x = 82,597,696,604.88
  5. Step 5: Solve for x
    x = 82,597,696,604.88/283,351.57
  6. Step 6: Final answer
    x = 291,502.52

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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.