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Finding the Fourth Proportional to 352,671.40, 529,055.70 and 127,977.40

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Solution

The fourth proportional to 352,671.40, 529,055.70 and 127,977.40 is: 191,983.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,671.40 : 529,055.70 = 127,977.40 : x
  2. Step 2: Convert to fraction form
    352,671.40/529,055.70 = 127,977.40/x
  3. Step 3: Cross multiply
    352,671.40x = 529,055.70 × 127,977.40
  4. Step 4: Simplify right side
    352,671.40x = 67,707,172,941.18
  5. Step 5: Solve for x
    x = 67,707,172,941.18/352,671.40
  6. Step 6: Final answer
    x = 191,983.74

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