Home / 330,191.04-495,483.30-119,845.38

Finding the Fourth Proportional to 330,191.04, 495,483.30 and 119,845.38

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Solution

The fourth proportional to 330,191.04, 495,483.30 and 119,845.38 is: 179,839.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,191.04 : 495,483.30 = 119,845.38 : x
  2. Step 2: Convert to fraction form
    330,191.04/495,483.30 = 119,845.38/x
  3. Step 3: Cross multiply
    330,191.04x = 495,483.30 × 119,845.38
  4. Step 4: Simplify right side
    330,191.04x = 59,381,384,372.15
  5. Step 5: Solve for x
    x = 59,381,384,372.15/330,191.04
  6. Step 6: Final answer
    x = 179,839.48

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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.