Home / 495,519.12-743,275.17-140,532.84

Finding the Fourth Proportional to 495,519.12, 743,275.17 and 140,532.84

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Solution

The fourth proportional to 495,519.12, 743,275.17 and 140,532.84 is: 210,798.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,519.12 : 743,275.17 = 140,532.84 : x
  2. Step 2: Convert to fraction form
    495,519.12/743,275.17 = 140,532.84/x
  3. Step 3: Cross multiply
    495,519.12x = 743,275.17 × 140,532.84
  4. Step 4: Simplify right side
    495,519.12x = 104,454,570,541.58
  5. Step 5: Solve for x
    x = 104,454,570,541.58/495,519.12
  6. Step 6: Final answer
    x = 210,798.26

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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.