Home / 440,831.96-661,310.20-141,242.44

Finding the Fourth Proportional to 440,831.96, 661,310.20 and 141,242.44

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Solution

The fourth proportional to 440,831.96, 661,310.20 and 141,242.44 is: 211,883.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,831.96 : 661,310.20 = 141,242.44 : x
  2. Step 2: Convert to fraction form
    440,831.96/661,310.20 = 141,242.44/x
  3. Step 3: Cross multiply
    440,831.96x = 661,310.20 × 141,242.44
  4. Step 4: Simplify right side
    440,831.96x = 93,405,066,244.89
  5. Step 5: Solve for x
    x = 93,405,066,244.89/440,831.96
  6. Step 6: Final answer
    x = 211,883.61

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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.