Home / 747,216.26-1,120,741.34-267,424.69

Finding the Fourth Proportional to 747,216.26, 1,120,741.34 and 267,424.69

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Solution

The fourth proportional to 747,216.26, 1,120,741.34 and 267,424.69 is: 401,107.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,216.26 : 1,120,741.34 = 267,424.69 : x
  2. Step 2: Convert to fraction form
    747,216.26/1,120,741.34 = 267,424.69/x
  3. Step 3: Cross multiply
    747,216.26x = 1,120,741.34 × 267,424.69
  4. Step 4: Simplify right side
    747,216.26x = 299,713,898,478.86
  5. Step 5: Solve for x
    x = 299,713,898,478.86/747,216.26
  6. Step 6: Final answer
    x = 401,107.31

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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.