Home / 384,591.08-576,941.29-118,373.78

Finding the Fourth Proportional to 384,591.08, 576,941.29 and 118,373.78

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Solution

The fourth proportional to 384,591.08, 576,941.29 and 118,373.78 is: 177,577.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,591.08 : 576,941.29 = 118,373.78 : x
  2. Step 2: Convert to fraction form
    384,591.08/576,941.29 = 118,373.78/x
  3. Step 3: Cross multiply
    384,591.08x = 576,941.29 × 118,373.78
  4. Step 4: Simplify right side
    384,591.08x = 68,294,722,481.80
  5. Step 5: Solve for x
    x = 68,294,722,481.80/384,591.08
  6. Step 6: Final answer
    x = 177,577.50

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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.