Home / 883,282.20-1,324,923.30-218,434.20

Finding the Fourth Proportional to 883,282.20, 1,324,923.30 and 218,434.20

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Solution

The fourth proportional to 883,282.20, 1,324,923.30 and 218,434.20 is: 327,651.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,282.20 : 1,324,923.30 = 218,434.20 : x
  2. Step 2: Convert to fraction form
    883,282.20/1,324,923.30 = 218,434.20/x
  3. Step 3: Cross multiply
    883,282.20x = 1,324,923.30 × 218,434.20
  4. Step 4: Simplify right side
    883,282.20x = 289,408,561,096.86
  5. Step 5: Solve for x
    x = 289,408,561,096.86/883,282.20
  6. Step 6: Final answer
    x = 327,651.30

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Half scale
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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.