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Finding the Fourth Proportional to 474,903.30, 714,104.55 and 397,920.90

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Solution

The fourth proportional to 474,903.30, 714,104.55 and 397,920.90 is: 598,347.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,903.30 : 714,104.55 = 397,920.90 : x
  2. Step 2: Convert to fraction form
    474,903.30/714,104.55 = 397,920.90/x
  3. Step 3: Cross multiply
    474,903.30x = 714,104.55 × 397,920.90
  4. Step 4: Simplify right side
    474,903.30x = 284,157,125,230.10
  5. Step 5: Solve for x
    x = 284,157,125,230.10/474,903.30
  6. Step 6: Final answer
    x = 598,347.34

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