Home / 699,904.56-1,049,037.36-267,338.40

Finding the Fourth Proportional to 699,904.56, 1,049,037.36 and 267,338.40

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Solution

The fourth proportional to 699,904.56, 1,049,037.36 and 267,338.40 is: 400,694.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,904.56 : 1,049,037.36 = 267,338.40 : x
  2. Step 2: Convert to fraction form
    699,904.56/1,049,037.36 = 267,338.40/x
  3. Step 3: Cross multiply
    699,904.56x = 1,049,037.36 × 267,338.40
  4. Step 4: Simplify right side
    699,904.56x = 280,447,969,362.62
  5. Step 5: Solve for x
    x = 280,447,969,362.62/699,904.56
  6. Step 6: Final answer
    x = 400,694.59

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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.