Home / 882,759.70-1,324,139.55-243,062.20

Finding the Fourth Proportional to 882,759.70, 1,324,139.55 and 243,062.20

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Solution

The fourth proportional to 882,759.70, 1,324,139.55 and 243,062.20 is: 364,593.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,759.70 : 1,324,139.55 = 243,062.20 : x
  2. Step 2: Convert to fraction form
    882,759.70/1,324,139.55 = 243,062.20/x
  3. Step 3: Cross multiply
    882,759.70x = 1,324,139.55 × 243,062.20
  4. Step 4: Simplify right side
    882,759.70x = 321,848,272,130.01
  5. Step 5: Solve for x
    x = 321,848,272,130.01/882,759.70
  6. Step 6: Final answer
    x = 364,593.30

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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.