Home / 754,391.44-1,132,127.64-274,618.24

Finding the Fourth Proportional to 754,391.44, 1,132,127.64 and 274,618.24

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Solution

The fourth proportional to 754,391.44, 1,132,127.64 and 274,618.24 is: 412,124.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,391.44 : 1,132,127.64 = 274,618.24 : x
  2. Step 2: Convert to fraction form
    754,391.44/1,132,127.64 = 274,618.24/x
  3. Step 3: Cross multiply
    754,391.44x = 1,132,127.64 × 274,618.24
  4. Step 4: Simplify right side
    754,391.44x = 310,902,899,952.15
  5. Step 5: Solve for x
    x = 310,902,899,952.15/754,391.44
  6. Step 6: Final answer
    x = 412,124.11

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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.