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Finding the Fourth Proportional to 457,246.80, 684,703.80 and 363,934.80

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Solution

The fourth proportional to 457,246.80, 684,703.80 and 363,934.80 is: 544,973.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,246.80 : 684,703.80 = 363,934.80 : x
  2. Step 2: Convert to fraction form
    457,246.80/684,703.80 = 363,934.80/x
  3. Step 3: Cross multiply
    457,246.80x = 684,703.80 × 363,934.80
  4. Step 4: Simplify right side
    457,246.80x = 249,187,540,512.24
  5. Step 5: Solve for x
    x = 249,187,540,512.24/457,246.80
  6. Step 6: Final answer
    x = 544,973.83

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