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Finding the Fourth Proportional to 376,273.78, 564,568.79 and 234,237.86

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Solution

The fourth proportional to 376,273.78, 564,568.79 and 234,237.86 is: 351,455.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,273.78 : 564,568.79 = 234,237.86 : x
  2. Step 2: Convert to fraction form
    376,273.78/564,568.79 = 234,237.86/x
  3. Step 3: Cross multiply
    376,273.78x = 564,568.79 × 234,237.86
  4. Step 4: Simplify right side
    376,273.78x = 132,243,387,189.41
  5. Step 5: Solve for x
    x = 132,243,387,189.41/376,273.78
  6. Step 6: Final answer
    x = 351,455.23

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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.