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Finding the Fourth Proportional to 307,816.40, 461,767.80 and 97,432.40

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Solution

The fourth proportional to 307,816.40, 461,767.80 and 97,432.40 is: 146,162.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,816.40 : 461,767.80 = 97,432.40 : x
  2. Step 2: Convert to fraction form
    307,816.40/461,767.80 = 97,432.40/x
  3. Step 3: Cross multiply
    307,816.40x = 461,767.80 × 97,432.40
  4. Step 4: Simplify right side
    307,816.40x = 44,991,144,996.72
  5. Step 5: Solve for x
    x = 44,991,144,996.72/307,816.40
  6. Step 6: Final answer
    x = 146,162.27

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