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Finding the Fourth Proportional to 432,110.40, 647,614.80 and 242,570.40

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Solution

The fourth proportional to 432,110.40, 647,614.80 and 242,570.40 is: 363,546.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,110.40 : 647,614.80 = 242,570.40 : x
  2. Step 2: Convert to fraction form
    432,110.40/647,614.80 = 242,570.40/x
  3. Step 3: Cross multiply
    432,110.40x = 647,614.80 × 242,570.40
  4. Step 4: Simplify right side
    432,110.40x = 157,092,181,081.92
  5. Step 5: Solve for x
    x = 157,092,181,081.92/432,110.40
  6. Step 6: Final answer
    x = 363,546.40

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