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Finding the Fourth Proportional to 376,632.38, 564,467.74 and 176,511.86

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Solution

The fourth proportional to 376,632.38, 564,467.74 and 176,511.86 is: 264,542.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,632.38 : 564,467.74 = 176,511.86 : x
  2. Step 2: Convert to fraction form
    376,632.38/564,467.74 = 176,511.86/x
  3. Step 3: Cross multiply
    376,632.38x = 564,467.74 × 176,511.86
  4. Step 4: Simplify right side
    376,632.38x = 99,635,249,550.53
  5. Step 5: Solve for x
    x = 99,635,249,550.53/376,632.38
  6. Step 6: Final answer
    x = 264,542.44

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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.