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Finding the Fourth Proportional to 304,251.60, 456,334.20 and 104,581.20

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Solution

The fourth proportional to 304,251.60, 456,334.20 and 104,581.20 is: 156,856.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,251.60 : 456,334.20 = 104,581.20 : x
  2. Step 2: Convert to fraction form
    304,251.60/456,334.20 = 104,581.20/x
  3. Step 3: Cross multiply
    304,251.60x = 456,334.20 × 104,581.20
  4. Step 4: Simplify right side
    304,251.60x = 47,723,978,237.04
  5. Step 5: Solve for x
    x = 47,723,978,237.04/304,251.60
  6. Step 6: Final answer
    x = 156,856.95

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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.