Home / 690,024.20-1,034,752.38-263,717.48

Finding the Fourth Proportional to 690,024.20, 1,034,752.38 and 263,717.48

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Solution

The fourth proportional to 690,024.20, 1,034,752.38 and 263,717.48 is: 395,467.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,024.20 : 1,034,752.38 = 263,717.48 : x
  2. Step 2: Convert to fraction form
    690,024.20/1,034,752.38 = 263,717.48/x
  3. Step 3: Cross multiply
    690,024.20x = 1,034,752.38 × 263,717.48
  4. Step 4: Simplify right side
    690,024.20x = 272,882,290,077.60
  5. Step 5: Solve for x
    x = 272,882,290,077.60/690,024.20
  6. Step 6: Final answer
    x = 395,467.71

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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.