Home / 753,560.56-1,130,295.07-267,266.80

Finding the Fourth Proportional to 753,560.56, 1,130,295.07 and 267,266.80

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Solution

The fourth proportional to 753,560.56, 1,130,295.07 and 267,266.80 is: 400,883.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,560.56 : 1,130,295.07 = 267,266.80 : x
  2. Step 2: Convert to fraction form
    753,560.56/1,130,295.07 = 267,266.80/x
  3. Step 3: Cross multiply
    753,560.56x = 1,130,295.07 × 267,266.80
  4. Step 4: Simplify right side
    753,560.56x = 302,090,346,414.68
  5. Step 5: Solve for x
    x = 302,090,346,414.68/753,560.56
  6. Step 6: Final answer
    x = 400,883.97

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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.