Home / 305,769.04-421,814.10-198,372.76

Finding the Fourth Proportional to 305,769.04, 421,814.10 and 198,372.76

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Solution

The fourth proportional to 305,769.04, 421,814.10 and 198,372.76 is: 273,658.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,769.04 : 421,814.10 = 198,372.76 : x
  2. Step 2: Convert to fraction form
    305,769.04/421,814.10 = 198,372.76/x
  3. Step 3: Cross multiply
    305,769.04x = 421,814.10 × 198,372.76
  4. Step 4: Simplify right side
    305,769.04x = 83,676,427,223.92
  5. Step 5: Solve for x
    x = 83,676,427,223.92/305,769.04
  6. Step 6: Final answer
    x = 273,658.93

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