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Finding the Fourth Proportional to 494,585.40, 741,878.10 and 465,060.90

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Solution

The fourth proportional to 494,585.40, 741,878.10 and 465,060.90 is: 697,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,585.40 : 741,878.10 = 465,060.90 : x
  2. Step 2: Convert to fraction form
    494,585.40/741,878.10 = 465,060.90/x
  3. Step 3: Cross multiply
    494,585.40x = 741,878.10 × 465,060.90
  4. Step 4: Simplify right side
    494,585.40x = 345,018,496,876.29
  5. Step 5: Solve for x
    x = 345,018,496,876.29/494,585.40
  6. Step 6: Final answer
    x = 697,591.35

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Similar ratio
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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.