Home / 495,479.50-743,256.33-140,522.11

Finding the Fourth Proportional to 495,479.50, 743,256.33 and 140,522.11

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Solution

The fourth proportional to 495,479.50, 743,256.33 and 140,522.11 is: 210,793.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,479.50 : 743,256.33 = 140,522.11 : x
  2. Step 2: Convert to fraction form
    495,479.50/743,256.33 = 140,522.11/x
  3. Step 3: Cross multiply
    495,479.50x = 743,256.33 × 140,522.11
  4. Step 4: Simplify right side
    495,479.50x = 104,443,947,762.46
  5. Step 5: Solve for x
    x = 104,443,947,762.46/495,479.50
  6. Step 6: Final answer
    x = 210,793.68

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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.