Home / 699,352.40-1,049,028.60-366,885.20

Finding the Fourth Proportional to 699,352.40, 1,049,028.60 and 366,885.20

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Solution

The fourth proportional to 699,352.40, 1,049,028.60 and 366,885.20 is: 550,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,352.40 : 1,049,028.60 = 366,885.20 : x
  2. Step 2: Convert to fraction form
    699,352.40/1,049,028.60 = 366,885.20/x
  3. Step 3: Cross multiply
    699,352.40x = 1,049,028.60 × 366,885.20
  4. Step 4: Simplify right side
    699,352.40x = 384,873,067,716.72
  5. Step 5: Solve for x
    x = 384,873,067,716.72/699,352.40
  6. Step 6: Final answer
    x = 550,327.80

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Similar ratio
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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.