Home / 494,749.44-682,752.78-268,394.88

Finding the Fourth Proportional to 494,749.44, 682,752.78 and 268,394.88

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Solution

The fourth proportional to 494,749.44, 682,752.78 and 268,394.88 is: 370,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,749.44 : 682,752.78 = 268,394.88 : x
  2. Step 2: Convert to fraction form
    494,749.44/682,752.78 = 268,394.88/x
  3. Step 3: Cross multiply
    494,749.44x = 682,752.78 × 268,394.88
  4. Step 4: Simplify right side
    494,749.44x = 183,247,350,457.77
  5. Step 5: Solve for x
    x = 183,247,350,457.77/494,749.44
  6. Step 6: Final answer
    x = 370,384.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.