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Finding the Fourth Proportional to 472,670.70, 709,006.05 and 157,086.60

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Solution

The fourth proportional to 472,670.70, 709,006.05 and 157,086.60 is: 235,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,670.70 : 709,006.05 = 157,086.60 : x
  2. Step 2: Convert to fraction form
    472,670.70/709,006.05 = 157,086.60/x
  3. Step 3: Cross multiply
    472,670.70x = 709,006.05 × 157,086.60
  4. Step 4: Simplify right side
    472,670.70x = 111,375,349,773.93
  5. Step 5: Solve for x
    x = 111,375,349,773.93/472,670.70
  6. Step 6: Final answer
    x = 235,629.90

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