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Finding the Fourth Proportional to 376,704.36, 564,968.88 and 140,158.44

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Solution

The fourth proportional to 376,704.36, 564,968.88 and 140,158.44 is: 210,205.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,704.36 : 564,968.88 = 140,158.44 : x
  2. Step 2: Convert to fraction form
    376,704.36/564,968.88 = 140,158.44/x
  3. Step 3: Cross multiply
    376,704.36x = 564,968.88 × 140,158.44
  4. Step 4: Simplify right side
    376,704.36x = 79,185,156,869.35
  5. Step 5: Solve for x
    x = 79,185,156,869.35/376,704.36
  6. Step 6: Final answer
    x = 210,205.04

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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.