Home / 1,230,538.20-1,845,807.30-332,118.60

Finding the Fourth Proportional to 1,230,538.20, 1,845,807.30 and 332,118.60

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Solution

The fourth proportional to 1,230,538.20, 1,845,807.30 and 332,118.60 is: 498,177.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,538.20 : 1,845,807.30 = 332,118.60 : x
  2. Step 2: Convert to fraction form
    1,230,538.20/1,845,807.30 = 332,118.60/x
  3. Step 3: Cross multiply
    1,230,538.20x = 1,845,807.30 × 332,118.60
  4. Step 4: Simplify right side
    1,230,538.20x = 613,026,936,345.78
  5. Step 5: Solve for x
    x = 613,026,936,345.78/1,230,538.20
  6. Step 6: Final answer
    x = 498,177.90

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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.