Home / 743,136.80-1,114,705.20-182,171.30

Finding the Fourth Proportional to 743,136.80, 1,114,705.20 and 182,171.30

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Solution

The fourth proportional to 743,136.80, 1,114,705.20 and 182,171.30 is: 273,256.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,136.80 : 1,114,705.20 = 182,171.30 : x
  2. Step 2: Convert to fraction form
    743,136.80/1,114,705.20 = 182,171.30/x
  3. Step 3: Cross multiply
    743,136.80x = 1,114,705.20 × 182,171.30
  4. Step 4: Simplify right side
    743,136.80x = 203,067,295,400.76
  5. Step 5: Solve for x
    x = 203,067,295,400.76/743,136.80
  6. Step 6: Final answer
    x = 273,256.95

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Double scale
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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.