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Finding the Fourth Proportional to 376,472.05, 564,666.75 and 110,235.16

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Solution

The fourth proportional to 376,472.05, 564,666.75 and 110,235.16 is: 165,340.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,472.05 : 564,666.75 = 110,235.16 : x
  2. Step 2: Convert to fraction form
    376,472.05/564,666.75 = 110,235.16/x
  3. Step 3: Cross multiply
    376,472.05x = 564,666.75 × 110,235.16
  4. Step 4: Simplify right side
    376,472.05x = 62,246,129,532.93
  5. Step 5: Solve for x
    x = 62,246,129,532.93/376,472.05
  6. Step 6: Final answer
    x = 165,340.64

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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.