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Finding the Fourth Proportional to 314,923.52, 472,135.80 and 157,070.72

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Solution

The fourth proportional to 314,923.52, 472,135.80 and 157,070.72 is: 235,481.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,923.52 : 472,135.80 = 157,070.72 : x
  2. Step 2: Convert to fraction form
    314,923.52/472,135.80 = 157,070.72/x
  3. Step 3: Cross multiply
    314,923.52x = 472,135.80 × 157,070.72
  4. Step 4: Simplify right side
    314,923.52x = 74,158,710,043.78
  5. Step 5: Solve for x
    x = 74,158,710,043.78/314,923.52
  6. Step 6: Final answer
    x = 235,481.65

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