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Finding the Fourth Proportional to 469,645.99, 648,111.70 and 254,786.03

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Solution

The fourth proportional to 469,645.99, 648,111.70 and 254,786.03 is: 351,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,645.99 : 648,111.70 = 254,786.03 : x
  2. Step 2: Convert to fraction form
    469,645.99/648,111.70 = 254,786.03/x
  3. Step 3: Cross multiply
    469,645.99x = 648,111.70 × 254,786.03
  4. Step 4: Simplify right side
    469,645.99x = 165,129,806,547.89
  5. Step 5: Solve for x
    x = 165,129,806,547.89/469,645.99
  6. Step 6: Final answer
    x = 351,604.85

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