Home / 329,934.20-495,938.10-323,713.40

Finding the Fourth Proportional to 329,934.20, 495,938.10 and 323,713.40

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Solution

The fourth proportional to 329,934.20, 495,938.10 and 323,713.40 is: 486,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,934.20 : 495,938.10 = 323,713.40 : x
  2. Step 2: Convert to fraction form
    329,934.20/495,938.10 = 323,713.40/x
  3. Step 3: Cross multiply
    329,934.20x = 495,938.10 × 323,713.40
  4. Step 4: Simplify right side
    329,934.20x = 160,541,808,540.54
  5. Step 5: Solve for x
    x = 160,541,808,540.54/329,934.20
  6. Step 6: Final answer
    x = 486,587.35

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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.