Home / 366,922.20-550,383.30-254,947.80

Finding the Fourth Proportional to 366,922.20, 550,383.30 and 254,947.80

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Solution

The fourth proportional to 366,922.20, 550,383.30 and 254,947.80 is: 382,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,922.20 : 550,383.30 = 254,947.80 : x
  2. Step 2: Convert to fraction form
    366,922.20/550,383.30 = 254,947.80/x
  3. Step 3: Cross multiply
    366,922.20x = 550,383.30 × 254,947.80
  4. Step 4: Simplify right side
    366,922.20x = 140,319,011,491.74
  5. Step 5: Solve for x
    x = 140,319,011,491.74/366,922.20
  6. Step 6: Final answer
    x = 382,421.70

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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.