Home / 566,126.20-849,189.30-211,121.43

Finding the Fourth Proportional to 566,126.20, 849,189.30 and 211,121.43

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Solution

The fourth proportional to 566,126.20, 849,189.30 and 211,121.43 is: 316,682.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,126.20 : 849,189.30 = 211,121.43 : x
  2. Step 2: Convert to fraction form
    566,126.20/849,189.30 = 211,121.43/x
  3. Step 3: Cross multiply
    566,126.20x = 849,189.30 × 211,121.43
  4. Step 4: Simplify right side
    566,126.20x = 179,282,059,356.70
  5. Step 5: Solve for x
    x = 179,282,059,356.70/566,126.20
  6. Step 6: Final answer
    x = 316,682.15

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Double scale
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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.