Home / 366,922.13-550,375.90-208,811.75

Finding the Fourth Proportional to 366,922.13, 550,375.90 and 208,811.75

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Solution

The fourth proportional to 366,922.13, 550,375.90 and 208,811.75 is: 313,213.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,922.13 : 550,375.90 = 208,811.75 : x
  2. Step 2: Convert to fraction form
    366,922.13/550,375.90 = 208,811.75/x
  3. Step 3: Cross multiply
    366,922.13x = 550,375.90 × 208,811.75
  4. Step 4: Simplify right side
    366,922.13x = 114,924,954,836.83
  5. Step 5: Solve for x
    x = 114,924,954,836.83/366,922.13
  6. Step 6: Final answer
    x = 313,213.47

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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.