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Finding the Fourth Proportional to 304,167.96, 456,311.88 and 104,439.78

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Solution

The fourth proportional to 304,167.96, 456,311.88 and 104,439.78 is: 156,680.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,167.96 : 456,311.88 = 104,439.78 : x
  2. Step 2: Convert to fraction form
    304,167.96/456,311.88 = 104,439.78/x
  3. Step 3: Cross multiply
    304,167.96x = 456,311.88 × 104,439.78
  4. Step 4: Simplify right side
    304,167.96x = 47,657,112,358.59
  5. Step 5: Solve for x
    x = 47,657,112,358.59/304,167.96
  6. Step 6: Final answer
    x = 156,680.25

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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.