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Finding the Fourth Proportional to 329,077.08, 493,577.01 and 92,439.90

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Solution

The fourth proportional to 329,077.08, 493,577.01 and 92,439.90 is: 138,649.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,077.08 : 493,577.01 = 92,439.90 : x
  2. Step 2: Convert to fraction form
    329,077.08/493,577.01 = 92,439.90/x
  3. Step 3: Cross multiply
    329,077.08x = 493,577.01 × 92,439.90
  4. Step 4: Simplify right side
    329,077.08x = 45,626,209,446.70
  5. Step 5: Solve for x
    x = 45,626,209,446.70/329,077.08
  6. Step 6: Final answer
    x = 138,649.00

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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.