Home / 798,221.60-1,197,330.96-324,801.44

Finding the Fourth Proportional to 798,221.60, 1,197,330.96 and 324,801.44

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Solution

The fourth proportional to 798,221.60, 1,197,330.96 and 324,801.44 is: 487,201.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,221.60 : 1,197,330.96 = 324,801.44 : x
  2. Step 2: Convert to fraction form
    798,221.60/1,197,330.96 = 324,801.44/x
  3. Step 3: Cross multiply
    798,221.60x = 1,197,330.96 × 324,801.44
  4. Step 4: Simplify right side
    798,221.60x = 388,894,819,964.58
  5. Step 5: Solve for x
    x = 388,894,819,964.58/798,221.60
  6. Step 6: Final answer
    x = 487,201.57

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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.