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Finding the Fourth Proportional to 356,727.60, 535,091.40 and 156,835.80

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Solution

The fourth proportional to 356,727.60, 535,091.40 and 156,835.80 is: 235,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,727.60 : 535,091.40 = 156,835.80 : x
  2. Step 2: Convert to fraction form
    356,727.60/535,091.40 = 156,835.80/x
  3. Step 3: Cross multiply
    356,727.60x = 535,091.40 × 156,835.80
  4. Step 4: Simplify right side
    356,727.60x = 83,921,487,792.12
  5. Step 5: Solve for x
    x = 83,921,487,792.12/356,727.60
  6. Step 6: Final answer
    x = 235,253.70

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