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Finding the Fourth Proportional to 342,416.15, 513,694.27 and 117,747.40

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Solution

The fourth proportional to 342,416.15, 513,694.27 and 117,747.40 is: 176,645.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,416.15 : 513,694.27 = 117,747.40 : x
  2. Step 2: Convert to fraction form
    342,416.15/513,694.27 = 117,747.40/x
  3. Step 3: Cross multiply
    342,416.15x = 513,694.27 × 117,747.40
  4. Step 4: Simplify right side
    342,416.15x = 60,486,164,687.40
  5. Step 5: Solve for x
    x = 60,486,164,687.40/342,416.15
  6. Step 6: Final answer
    x = 176,645.19

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