Home / 559,636.20-839,454.30-180,556.20

Finding the Fourth Proportional to 559,636.20, 839,454.30 and 180,556.20

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Solution

The fourth proportional to 559,636.20, 839,454.30 and 180,556.20 is: 270,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,636.20 : 839,454.30 = 180,556.20 : x
  2. Step 2: Convert to fraction form
    559,636.20/839,454.30 = 180,556.20/x
  3. Step 3: Cross multiply
    559,636.20x = 839,454.30 × 180,556.20
  4. Step 4: Simplify right side
    559,636.20x = 151,568,678,481.66
  5. Step 5: Solve for x
    x = 151,568,678,481.66/559,636.20
  6. Step 6: Final answer
    x = 270,834.30

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Similar ratio
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1.5x scale

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.