Home / 699,903.56-1,049,035.86-267,337.40

Finding the Fourth Proportional to 699,903.56, 1,049,035.86 and 267,337.40

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Solution

The fourth proportional to 699,903.56, 1,049,035.86 and 267,337.40 is: 400,693.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,903.56 : 1,049,035.86 = 267,337.40 : x
  2. Step 2: Convert to fraction form
    699,903.56/1,049,035.86 = 267,337.40/x
  3. Step 3: Cross multiply
    699,903.56x = 1,049,035.86 × 267,337.40
  4. Step 4: Simplify right side
    699,903.56x = 280,446,519,319.16
  5. Step 5: Solve for x
    x = 280,446,519,319.16/699,903.56
  6. Step 6: Final answer
    x = 400,693.09

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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.