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Finding the Fourth Proportional to 454,008.98, 681,052.66 and 117,046.82

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Solution

The fourth proportional to 454,008.98, 681,052.66 and 117,046.82 is: 175,580.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,008.98 : 681,052.66 = 117,046.82 : x
  2. Step 2: Convert to fraction form
    454,008.98/681,052.66 = 117,046.82/x
  3. Step 3: Cross multiply
    454,008.98x = 681,052.66 × 117,046.82
  4. Step 4: Simplify right side
    454,008.98x = 79,715,049,515.56
  5. Step 5: Solve for x
    x = 79,715,049,515.56/454,008.98
  6. Step 6: Final answer
    x = 175,580.34

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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.