Home / 366,849.20-550,273.80-145,233.20

Finding the Fourth Proportional to 366,849.20, 550,273.80 and 145,233.20

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Solution

The fourth proportional to 366,849.20, 550,273.80 and 145,233.20 is: 217,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,849.20 : 550,273.80 = 145,233.20 : x
  2. Step 2: Convert to fraction form
    366,849.20/550,273.80 = 145,233.20/x
  3. Step 3: Cross multiply
    366,849.20x = 550,273.80 × 145,233.20
  4. Step 4: Simplify right side
    366,849.20x = 79,918,024,850.16
  5. Step 5: Solve for x
    x = 79,918,024,850.16/366,849.20
  6. Step 6: Final answer
    x = 217,849.80

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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.