Home / 702,949.44-1,054,205.95-253,611.75

Finding the Fourth Proportional to 702,949.44, 1,054,205.95 and 253,611.75

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Solution

The fourth proportional to 702,949.44, 1,054,205.95 and 253,611.75 is: 380,338.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,949.44 : 1,054,205.95 = 253,611.75 : x
  2. Step 2: Convert to fraction form
    702,949.44/1,054,205.95 = 253,611.75/x
  3. Step 3: Cross multiply
    702,949.44x = 1,054,205.95 × 253,611.75
  4. Step 4: Simplify right side
    702,949.44x = 267,359,015,839.91
  5. Step 5: Solve for x
    x = 267,359,015,839.91/702,949.44
  6. Step 6: Final answer
    x = 380,338.90

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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.