Home / 495,475.38-743,241.33-140,461.50

Finding the Fourth Proportional to 495,475.38, 743,241.33 and 140,461.50

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Solution

The fourth proportional to 495,475.38, 743,241.33 and 140,461.50 is: 210,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,475.38 : 743,241.33 = 140,461.50 : x
  2. Step 2: Convert to fraction form
    495,475.38/743,241.33 = 140,461.50/x
  3. Step 3: Cross multiply
    495,475.38x = 743,241.33 × 140,461.50
  4. Step 4: Simplify right side
    495,475.38x = 104,396,792,073.80
  5. Step 5: Solve for x
    x = 104,396,792,073.80/495,475.38
  6. Step 6: Final answer
    x = 210,700.26

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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.