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Finding the Fourth Proportional to 384,818.40, 576,838.80 and 174,607.20

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Solution

The fourth proportional to 384,818.40, 576,838.80 and 174,607.20 is: 261,734.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,818.40 : 576,838.80 = 174,607.20 : x
  2. Step 2: Convert to fraction form
    384,818.40/576,838.80 = 174,607.20/x
  3. Step 3: Cross multiply
    384,818.40x = 576,838.80 × 174,607.20
  4. Step 4: Simplify right side
    384,818.40x = 100,720,207,719.36
  5. Step 5: Solve for x
    x = 100,720,207,719.36/384,818.40
  6. Step 6: Final answer
    x = 261,734.39

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