Home / 667,809.85-1,001,831.42-293,823.13

Finding the Fourth Proportional to 667,809.85, 1,001,831.42 and 293,823.13

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Solution

The fourth proportional to 667,809.85, 1,001,831.42 and 293,823.13 is: 440,786.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,809.85 : 1,001,831.42 = 293,823.13 : x
  2. Step 2: Convert to fraction form
    667,809.85/1,001,831.42 = 293,823.13/x
  3. Step 3: Cross multiply
    667,809.85x = 1,001,831.42 × 293,823.13
  4. Step 4: Simplify right side
    667,809.85x = 294,361,243,556.75
  5. Step 5: Solve for x
    x = 294,361,243,556.75/667,809.85
  6. Step 6: Final answer
    x = 440,786.02

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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.