Home / 684,262.20-1,026,096.28-263,242.56

Finding the Fourth Proportional to 684,262.20, 1,026,096.28 and 263,242.56

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Solution

The fourth proportional to 684,262.20, 1,026,096.28 and 263,242.56 is: 394,749.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,262.20 : 1,026,096.28 = 263,242.56 : x
  2. Step 2: Convert to fraction form
    684,262.20/1,026,096.28 = 263,242.56/x
  3. Step 3: Cross multiply
    684,262.20x = 1,026,096.28 × 263,242.56
  4. Step 4: Simplify right side
    684,262.20x = 270,112,211,553.68
  5. Step 5: Solve for x
    x = 270,112,211,553.68/684,262.20
  6. Step 6: Final answer
    x = 394,749.57

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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.