Home / 682,744.16-1,024,248.37-261,987.32

Finding the Fourth Proportional to 682,744.16, 1,024,248.37 and 261,987.32

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Solution

The fourth proportional to 682,744.16, 1,024,248.37 and 261,987.32 is: 393,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,744.16 : 1,024,248.37 = 261,987.32 : x
  2. Step 2: Convert to fraction form
    682,744.16/1,024,248.37 = 261,987.32/x
  3. Step 3: Cross multiply
    682,744.16x = 1,024,248.37 × 261,987.32
  4. Step 4: Simplify right side
    682,744.16x = 268,340,085,470.67
  5. Step 5: Solve for x
    x = 268,340,085,470.67/682,744.16
  6. Step 6: Final answer
    x = 393,031.68

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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.