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Finding the Fourth Proportional to 376,251.41, 564,230.09 and 136,308.35

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Solution

The fourth proportional to 376,251.41, 564,230.09 and 136,308.35 is: 204,409.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,251.41 : 564,230.09 = 136,308.35 : x
  2. Step 2: Convert to fraction form
    376,251.41/564,230.09 = 136,308.35/x
  3. Step 3: Cross multiply
    376,251.41x = 564,230.09 × 136,308.35
  4. Step 4: Simplify right side
    376,251.41x = 76,909,274,339.60
  5. Step 5: Solve for x
    x = 76,909,274,339.60/376,251.41
  6. Step 6: Final answer
    x = 204,409.26

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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.