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Finding the Fourth Proportional to 292,950.80, 439,426.20 and 115,463.60

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Solution

The fourth proportional to 292,950.80, 439,426.20 and 115,463.60 is: 173,195.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,950.80 : 439,426.20 = 115,463.60 : x
  2. Step 2: Convert to fraction form
    292,950.80/439,426.20 = 115,463.60/x
  3. Step 3: Cross multiply
    292,950.80x = 439,426.20 × 115,463.60
  4. Step 4: Simplify right side
    292,950.80x = 50,737,730,986.32
  5. Step 5: Solve for x
    x = 50,737,730,986.32/292,950.80
  6. Step 6: Final answer
    x = 173,195.40

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