Home / 350,418.49-483,505.19-223,047.61

Finding the Fourth Proportional to 350,418.49, 483,505.19 and 223,047.61

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Solution

The fourth proportional to 350,418.49, 483,505.19 and 223,047.61 is: 307,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,418.49 : 483,505.19 = 223,047.61 : x
  2. Step 2: Convert to fraction form
    350,418.49/483,505.19 = 223,047.61/x
  3. Step 3: Cross multiply
    350,418.49x = 483,505.19 × 223,047.61
  4. Step 4: Simplify right side
    350,418.49x = 107,844,675,192.19
  5. Step 5: Solve for x
    x = 107,844,675,192.19/350,418.49
  6. Step 6: Final answer
    x = 307,759.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.