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Finding the Fourth Proportional to 376,230.83, 564,344.70 and 136,288.59

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Solution

The fourth proportional to 376,230.83, 564,344.70 and 136,288.59 is: 204,432.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,230.83 : 564,344.70 = 136,288.59 : x
  2. Step 2: Convert to fraction form
    376,230.83/564,344.70 = 136,288.59/x
  3. Step 3: Cross multiply
    376,230.83x = 564,344.70 × 136,288.59
  4. Step 4: Simplify right side
    376,230.83x = 76,913,743,436.97
  5. Step 5: Solve for x
    x = 76,913,743,436.97/376,230.83
  6. Step 6: Final answer
    x = 204,432.33

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1.5x scale

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.