Home / 236,486.10-354,729.15-222,489.30

Finding the Fourth Proportional to 236,486.10, 354,729.15 and 222,489.30

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Solution

The fourth proportional to 236,486.10, 354,729.15 and 222,489.30 is: 333,733.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,486.10 : 354,729.15 = 222,489.30 : x
  2. Step 2: Convert to fraction form
    236,486.10/354,729.15 = 222,489.30/x
  3. Step 3: Cross multiply
    236,486.10x = 354,729.15 × 222,489.30
  4. Step 4: Simplify right side
    236,486.10x = 78,923,440,273.10
  5. Step 5: Solve for x
    x = 78,923,440,273.10/236,486.10
  6. Step 6: Final answer
    x = 333,733.95

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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.