Home / 233,625.60-321,610.50-209,743.56

Finding the Fourth Proportional to 233,625.60, 321,610.50 and 209,743.56

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Solution

The fourth proportional to 233,625.60, 321,610.50 and 209,743.56 is: 288,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,625.60 : 321,610.50 = 209,743.56 : x
  2. Step 2: Convert to fraction form
    233,625.60/321,610.50 = 209,743.56/x
  3. Step 3: Cross multiply
    233,625.60x = 321,610.50 × 209,743.56
  4. Step 4: Simplify right side
    233,625.60x = 67,455,731,203.38
  5. Step 5: Solve for x
    x = 67,455,731,203.38/233,625.60
  6. Step 6: Final answer
    x = 288,734.33

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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.