Home / 998,158.70-1,497,238.05-366,941.90

Finding the Fourth Proportional to 998,158.70, 1,497,238.05 and 366,941.90

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Solution

The fourth proportional to 998,158.70, 1,497,238.05 and 366,941.90 is: 550,412.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,158.70 : 1,497,238.05 = 366,941.90 : x
  2. Step 2: Convert to fraction form
    998,158.70/1,497,238.05 = 366,941.90/x
  3. Step 3: Cross multiply
    998,158.70x = 1,497,238.05 × 366,941.90
  4. Step 4: Simplify right side
    998,158.70x = 549,399,374,819.30
  5. Step 5: Solve for x
    x = 549,399,374,819.30/998,158.70
  6. Step 6: Final answer
    x = 550,412.85

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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.