Home / 293,831.13-440,063.06-285,749.85

Finding the Fourth Proportional to 293,831.13, 440,063.06 and 285,749.85

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Solution

The fourth proportional to 293,831.13, 440,063.06 and 285,749.85 is: 427,959.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,831.13 : 440,063.06 = 285,749.85 : x
  2. Step 2: Convert to fraction form
    293,831.13/440,063.06 = 285,749.85/x
  3. Step 3: Cross multiply
    293,831.13x = 440,063.06 × 285,749.85
  4. Step 4: Simplify right side
    293,831.13x = 125,747,951,956.79
  5. Step 5: Solve for x
    x = 125,747,951,956.79/293,831.13
  6. Step 6: Final answer
    x = 427,959.94

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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.