Home / 330,084.28-495,313.68-178,279.48

Finding the Fourth Proportional to 330,084.28, 495,313.68 and 178,279.48

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Solution

The fourth proportional to 330,084.28, 495,313.68 and 178,279.48 is: 267,520.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,084.28 : 495,313.68 = 178,279.48 : x
  2. Step 2: Convert to fraction form
    330,084.28/495,313.68 = 178,279.48/x
  3. Step 3: Cross multiply
    330,084.28x = 495,313.68 × 178,279.48
  4. Step 4: Simplify right side
    330,084.28x = 88,304,265,307.29
  5. Step 5: Solve for x
    x = 88,304,265,307.29/330,084.28
  6. Step 6: Final answer
    x = 267,520.36

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1.5x scale

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.