Home / 558,920.52-838,504.48-203,933.52

Finding the Fourth Proportional to 558,920.52, 838,504.48 and 203,933.52

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Solution

The fourth proportional to 558,920.52, 838,504.48 and 203,933.52 is: 305,945.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,920.52 : 838,504.48 = 203,933.52 : x
  2. Step 2: Convert to fraction form
    558,920.52/838,504.48 = 203,933.52/x
  3. Step 3: Cross multiply
    558,920.52x = 838,504.48 × 203,933.52
  4. Step 4: Simplify right side
    558,920.52x = 170,999,170,142.17
  5. Step 5: Solve for x
    x = 170,999,170,142.17/558,920.52
  6. Step 6: Final answer
    x = 305,945.41

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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.