Home / 998,847.02-1,498,284.34-324,931.84

Finding the Fourth Proportional to 998,847.02, 1,498,284.34 and 324,931.84

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Solution

The fourth proportional to 998,847.02, 1,498,284.34 and 324,931.84 is: 487,402.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,847.02 : 1,498,284.34 = 324,931.84 : x
  2. Step 2: Convert to fraction form
    998,847.02/1,498,284.34 = 324,931.84/x
  3. Step 3: Cross multiply
    998,847.02x = 1,498,284.34 × 324,931.84
  4. Step 4: Simplify right side
    998,847.02x = 486,840,287,439.39
  5. Step 5: Solve for x
    x = 486,840,287,439.39/998,847.02
  6. Step 6: Final answer
    x = 487,402.25

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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.