Home / 495,729.24-743,592.33-140,743.50

Finding the Fourth Proportional to 495,729.24, 743,592.33 and 140,743.50

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Solution

The fourth proportional to 495,729.24, 743,592.33 and 140,743.50 is: 211,114.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,729.24 : 743,592.33 = 140,743.50 : x
  2. Step 2: Convert to fraction form
    495,729.24/743,592.33 = 140,743.50/x
  3. Step 3: Cross multiply
    495,729.24x = 743,592.33 × 140,743.50
  4. Step 4: Simplify right side
    495,729.24x = 104,655,787,097.36
  5. Step 5: Solve for x
    x = 104,655,787,097.36/495,729.24
  6. Step 6: Final answer
    x = 211,114.82

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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.