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Finding the Fourth Proportional to 356,677.12, 534,860.15 and 134,905.60

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Solution

The fourth proportional to 356,677.12, 534,860.15 and 134,905.60 is: 202,299.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,677.12 : 534,860.15 = 134,905.60 : x
  2. Step 2: Convert to fraction form
    356,677.12/534,860.15 = 134,905.60/x
  3. Step 3: Cross multiply
    356,677.12x = 534,860.15 × 134,905.60
  4. Step 4: Simplify right side
    356,677.12x = 72,155,627,440.16
  5. Step 5: Solve for x
    x = 72,155,627,440.16/356,677.12
  6. Step 6: Final answer
    x = 202,299.57

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