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Finding the Fourth Proportional to 376,378.60, 564,510.66 and 110,067.88

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Solution

The fourth proportional to 376,378.60, 564,510.66 and 110,067.88 is: 165,085.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,378.60 : 564,510.66 = 110,067.88 : x
  2. Step 2: Convert to fraction form
    376,378.60/564,510.66 = 110,067.88/x
  3. Step 3: Cross multiply
    376,378.60x = 564,510.66 × 110,067.88
  4. Step 4: Simplify right side
    376,378.60x = 62,134,491,583.60
  5. Step 5: Solve for x
    x = 62,134,491,583.60/376,378.60
  6. Step 6: Final answer
    x = 165,085.08

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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.