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Finding the Fourth Proportional to 354,062.19, 531,314.73 and 143,700.14

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Solution

The fourth proportional to 354,062.19, 531,314.73 and 143,700.14 is: 215,640.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,062.19 : 531,314.73 = 143,700.14 : x
  2. Step 2: Convert to fraction form
    354,062.19/531,314.73 = 143,700.14/x
  3. Step 3: Cross multiply
    354,062.19x = 531,314.73 × 143,700.14
  4. Step 4: Simplify right side
    354,062.19x = 76,349,998,428.49
  5. Step 5: Solve for x
    x = 76,349,998,428.49/354,062.19
  6. Step 6: Final answer
    x = 215,640.08

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