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Finding the Fourth Proportional to 425,691.84, 587,507.88 and 244,460.40

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Solution

The fourth proportional to 425,691.84, 587,507.88 and 244,460.40 is: 337,385.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,691.84 : 587,507.88 = 244,460.40 : x
  2. Step 2: Convert to fraction form
    425,691.84/587,507.88 = 244,460.40/x
  3. Step 3: Cross multiply
    425,691.84x = 587,507.88 × 244,460.40
  4. Step 4: Simplify right side
    425,691.84x = 143,622,411,347.95
  5. Step 5: Solve for x
    x = 143,622,411,347.95/425,691.84
  6. Step 6: Final answer
    x = 337,385.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.