Home / 495,521.20-743,281.80-179,937.10

Finding the Fourth Proportional to 495,521.20, 743,281.80 and 179,937.10

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Solution

The fourth proportional to 495,521.20, 743,281.80 and 179,937.10 is: 269,905.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,521.20 : 743,281.80 = 179,937.10 : x
  2. Step 2: Convert to fraction form
    495,521.20/743,281.80 = 179,937.10/x
  3. Step 3: Cross multiply
    495,521.20x = 743,281.80 × 179,937.10
  4. Step 4: Simplify right side
    495,521.20x = 133,743,971,574.78
  5. Step 5: Solve for x
    x = 133,743,971,574.78/495,521.20
  6. Step 6: Final answer
    x = 269,905.65

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Similar ratio
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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.