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Finding the Fourth Proportional to 298,722.42, 448,083.63 and 88,343.96

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Solution

The fourth proportional to 298,722.42, 448,083.63 and 88,343.96 is: 132,515.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,722.42 : 448,083.63 = 88,343.96 : x
  2. Step 2: Convert to fraction form
    298,722.42/448,083.63 = 88,343.96/x
  3. Step 3: Cross multiply
    298,722.42x = 448,083.63 × 88,343.96
  4. Step 4: Simplify right side
    298,722.42x = 39,585,480,044.96
  5. Step 5: Solve for x
    x = 39,585,480,044.96/298,722.42
  6. Step 6: Final answer
    x = 132,515.93

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