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Finding the Fourth Proportional to 609,839.64, 914,676.42 and 160,522.88

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Solution

The fourth proportional to 609,839.64, 914,676.42 and 160,522.88 is: 240,762.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,839.64 : 914,676.42 = 160,522.88 : x
  2. Step 2: Convert to fraction form
    609,839.64/914,676.42 = 160,522.88/x
  3. Step 3: Cross multiply
    609,839.64x = 914,676.42 × 160,522.88
  4. Step 4: Simplify right side
    609,839.64x = 146,826,493,206.49
  5. Step 5: Solve for x
    x = 146,826,493,206.49/609,839.64
  6. Step 6: Final answer
    x = 240,762.46

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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.