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Finding the Fourth Proportional to 376,557.94, 564,836.90 and 110,318.46

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Solution

The fourth proportional to 376,557.94, 564,836.90 and 110,318.46 is: 165,477.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,557.94 : 564,836.90 = 110,318.46 : x
  2. Step 2: Convert to fraction form
    376,557.94/564,836.90 = 110,318.46/x
  3. Step 3: Cross multiply
    376,557.94x = 564,836.90 × 110,318.46
  4. Step 4: Simplify right side
    376,557.94x = 62,311,936,959.17
  5. Step 5: Solve for x
    x = 62,311,936,959.17/376,557.94
  6. Step 6: Final answer
    x = 165,477.69

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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.