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Finding the Fourth Proportional to 376,544.80, 564,813.60 and 92,236.60

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Solution

The fourth proportional to 376,544.80, 564,813.60 and 92,236.60 is: 138,354.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,544.80 : 564,813.60 = 92,236.60 : x
  2. Step 2: Convert to fraction form
    376,544.80/564,813.60 = 92,236.60/x
  3. Step 3: Cross multiply
    376,544.80x = 564,813.60 × 92,236.60
  4. Step 4: Simplify right side
    376,544.80x = 52,096,486,097.76
  5. Step 5: Solve for x
    x = 52,096,486,097.76/376,544.80
  6. Step 6: Final answer
    x = 138,354.02

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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.