Home / 988,822.86-1,483,103.10-278,908.08

Finding the Fourth Proportional to 988,822.86, 1,483,103.10 and 278,908.08

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Solution

The fourth proportional to 988,822.86, 1,483,103.10 and 278,908.08 is: 418,325.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,822.86 : 1,483,103.10 = 278,908.08 : x
  2. Step 2: Convert to fraction form
    988,822.86/1,483,103.10 = 278,908.08/x
  3. Step 3: Cross multiply
    988,822.86x = 1,483,103.10 × 278,908.08
  4. Step 4: Simplify right side
    988,822.86x = 413,649,438,063.05
  5. Step 5: Solve for x
    x = 413,649,438,063.05/988,822.86
  6. Step 6: Final answer
    x = 418,325.12

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