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Finding the Fourth Proportional to 342,045.36, 472,019.28 and 191,142.48

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Solution

The fourth proportional to 342,045.36, 472,019.28 and 191,142.48 is: 263,774.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,045.36 : 472,019.28 = 191,142.48 : x
  2. Step 2: Convert to fraction form
    342,045.36/472,019.28 = 191,142.48/x
  3. Step 3: Cross multiply
    342,045.36x = 472,019.28 × 191,142.48
  4. Step 4: Simplify right side
    342,045.36x = 90,222,935,787.01
  5. Step 5: Solve for x
    x = 90,222,935,787.01/342,045.36
  6. Step 6: Final answer
    x = 263,774.77

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