Home / 999,052.80-1,498,579.20-325,197.60

Finding the Fourth Proportional to 999,052.80, 1,498,579.20 and 325,197.60

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Solution

The fourth proportional to 999,052.80, 1,498,579.20 and 325,197.60 is: 487,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,052.80 : 1,498,579.20 = 325,197.60 : x
  2. Step 2: Convert to fraction form
    999,052.80/1,498,579.20 = 325,197.60/x
  3. Step 3: Cross multiply
    999,052.80x = 1,498,579.20 × 325,197.60
  4. Step 4: Simplify right side
    999,052.80x = 487,334,359,249.92
  5. Step 5: Solve for x
    x = 487,334,359,249.92/999,052.80
  6. Step 6: Final answer
    x = 487,796.40

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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.