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Finding the Fourth Proportional to 425,672.92, 587,408.88 and 244,260.64

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Solution

The fourth proportional to 425,672.92, 587,408.88 and 244,260.64 is: 337,068.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,672.92 : 587,408.88 = 244,260.64 : x
  2. Step 2: Convert to fraction form
    425,672.92/587,408.88 = 244,260.64/x
  3. Step 3: Cross multiply
    425,672.92x = 587,408.88 × 244,260.64
  4. Step 4: Simplify right side
    425,672.92x = 143,480,868,970.48
  5. Step 5: Solve for x
    x = 143,480,868,970.48/425,672.92
  6. Step 6: Final answer
    x = 337,068.35

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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.