Home / 998,101.90-1,497,152.85-366,933.70

Finding the Fourth Proportional to 998,101.90, 1,497,152.85 and 366,933.70

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Solution

The fourth proportional to 998,101.90, 1,497,152.85 and 366,933.70 is: 550,400.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,101.90 : 1,497,152.85 = 366,933.70 : x
  2. Step 2: Convert to fraction form
    998,101.90/1,497,152.85 = 366,933.70/x
  3. Step 3: Cross multiply
    998,101.90x = 1,497,152.85 × 366,933.70
  4. Step 4: Simplify right side
    998,101.90x = 549,355,834,716.05
  5. Step 5: Solve for x
    x = 549,355,834,716.05/998,101.90
  6. Step 6: Final answer
    x = 550,400.55

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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.