Home / 925,627.20-1,388,440.80-294,604.80

Finding the Fourth Proportional to 925,627.20, 1,388,440.80 and 294,604.80

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Solution

The fourth proportional to 925,627.20, 1,388,440.80 and 294,604.80 is: 441,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,627.20 : 1,388,440.80 = 294,604.80 : x
  2. Step 2: Convert to fraction form
    925,627.20/1,388,440.80 = 294,604.80/x
  3. Step 3: Cross multiply
    925,627.20x = 1,388,440.80 × 294,604.80
  4. Step 4: Simplify right side
    925,627.20x = 409,041,324,195.84
  5. Step 5: Solve for x
    x = 409,041,324,195.84/925,627.20
  6. Step 6: Final answer
    x = 441,907.20

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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.