Home / 998,853.46-1,498,293.99-324,938.30

Finding the Fourth Proportional to 998,853.46, 1,498,293.99 and 324,938.30

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Solution

The fourth proportional to 998,853.46, 1,498,293.99 and 324,938.30 is: 487,411.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,853.46 : 1,498,293.99 = 324,938.30 : x
  2. Step 2: Convert to fraction form
    998,853.46/1,498,293.99 = 324,938.30/x
  3. Step 3: Cross multiply
    998,853.46x = 1,498,293.99 × 324,938.30
  4. Step 4: Simplify right side
    998,853.46x = 486,853,094,519.35
  5. Step 5: Solve for x
    x = 486,853,094,519.35/998,853.46
  6. Step 6: Final answer
    x = 487,411.93

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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.