Home / 495,627.48-743,441.82-135,801.42

Finding the Fourth Proportional to 495,627.48, 743,441.82 and 135,801.42

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Solution

The fourth proportional to 495,627.48, 743,441.82 and 135,801.42 is: 203,702.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,627.48 : 743,441.82 = 135,801.42 : x
  2. Step 2: Convert to fraction form
    495,627.48/743,441.82 = 135,801.42/x
  3. Step 3: Cross multiply
    495,627.48x = 743,441.82 × 135,801.42
  4. Step 4: Simplify right side
    495,627.48x = 100,960,454,843.38
  5. Step 5: Solve for x
    x = 100,960,454,843.38/495,627.48
  6. Step 6: Final answer
    x = 203,702.29

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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.