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Finding the Fourth Proportional to 508,672, 763,008.04 and 193,129.08

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Solution

The fourth proportional to 508,672, 763,008.04 and 193,129.08 is: 289,693.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,672 : 763,008.04 = 193,129.08 : x
  2. Step 2: Convert to fraction form
    508,672/763,008.04 = 193,129.08/x
  3. Step 3: Cross multiply
    508,672x = 763,008.04 × 193,129.08
  4. Step 4: Simplify right side
    508,672x = 147,359,040,797.80
  5. Step 5: Solve for x
    x = 147,359,040,797.80/508,672
  6. Step 6: Final answer
    x = 289,693.64

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