Home / 998,099.80-1,497,368.40-324,066.40

Finding the Fourth Proportional to 998,099.80, 1,497,368.40 and 324,066.40

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Solution

The fourth proportional to 998,099.80, 1,497,368.40 and 324,066.40 is: 486,170.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,099.80 : 1,497,368.40 = 324,066.40 : x
  2. Step 2: Convert to fraction form
    998,099.80/1,497,368.40 = 324,066.40/x
  3. Step 3: Cross multiply
    998,099.80x = 1,497,368.40 × 324,066.40
  4. Step 4: Simplify right side
    998,099.80x = 485,246,786,861.76
  5. Step 5: Solve for x
    x = 485,246,786,861.76/998,099.80
  6. Step 6: Final answer
    x = 486,170.61

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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.