Home / 884,993.70-1,327,490.55-220,145.70

Finding the Fourth Proportional to 884,993.70, 1,327,490.55 and 220,145.70

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Solution

The fourth proportional to 884,993.70, 1,327,490.55 and 220,145.70 is: 330,218.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,993.70 : 1,327,490.55 = 220,145.70 : x
  2. Step 2: Convert to fraction form
    884,993.70/1,327,490.55 = 220,145.70/x
  3. Step 3: Cross multiply
    884,993.70x = 1,327,490.55 × 220,145.70
  4. Step 4: Simplify right side
    884,993.70x = 292,241,336,373.14
  5. Step 5: Solve for x
    x = 292,241,336,373.14/884,993.70
  6. Step 6: Final answer
    x = 330,218.55

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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.