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Finding the Fourth Proportional to 370,645.70, 555,757.87 and 145,884.29

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Solution

The fourth proportional to 370,645.70, 555,757.87 and 145,884.29 is: 218,743.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,645.70 : 555,757.87 = 145,884.29 : x
  2. Step 2: Convert to fraction form
    370,645.70/555,757.87 = 145,884.29/x
  3. Step 3: Cross multiply
    370,645.70x = 555,757.87 × 145,884.29
  4. Step 4: Simplify right side
    370,645.70x = 81,076,342,276.86
  5. Step 5: Solve for x
    x = 81,076,342,276.86/370,645.70
  6. Step 6: Final answer
    x = 218,743.51

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