Home / 699,839.88-1,049,926.40-226,525.20

Finding the Fourth Proportional to 699,839.88, 1,049,926.40 and 226,525.20

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Solution

The fourth proportional to 699,839.88, 1,049,926.40 and 226,525.20 is: 339,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,839.88 : 1,049,926.40 = 226,525.20 : x
  2. Step 2: Convert to fraction form
    699,839.88/1,049,926.40 = 226,525.20/x
  3. Step 3: Cross multiply
    699,839.88x = 1,049,926.40 × 226,525.20
  4. Step 4: Simplify right side
    699,839.88x = 237,834,787,745.28
  5. Step 5: Solve for x
    x = 237,834,787,745.28/699,839.88
  6. Step 6: Final answer
    x = 339,841.72

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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.