Home / 747,186.33-1,120,696.43-267,394.77

Finding the Fourth Proportional to 747,186.33, 1,120,696.43 and 267,394.77

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Solution

The fourth proportional to 747,186.33, 1,120,696.43 and 267,394.77 is: 401,062.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,186.33 : 1,120,696.43 = 267,394.77 : x
  2. Step 2: Convert to fraction form
    747,186.33/1,120,696.43 = 267,394.77/x
  3. Step 3: Cross multiply
    747,186.33x = 1,120,696.43 × 267,394.77
  4. Step 4: Simplify right side
    747,186.33x = 299,668,362,802.70
  5. Step 5: Solve for x
    x = 299,668,362,802.70/747,186.33
  6. Step 6: Final answer
    x = 401,062.43

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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.