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Finding the Fourth Proportional to 308,053.60, 462,116.40 and 97,712.80

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Solution

The fourth proportional to 308,053.60, 462,116.40 and 97,712.80 is: 146,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,053.60 : 462,116.40 = 97,712.80 : x
  2. Step 2: Convert to fraction form
    308,053.60/462,116.40 = 97,712.80/x
  3. Step 3: Cross multiply
    308,053.60x = 462,116.40 × 97,712.80
  4. Step 4: Simplify right side
    308,053.60x = 45,154,687,369.92
  5. Step 5: Solve for x
    x = 45,154,687,369.92/308,053.60
  6. Step 6: Final answer
    x = 146,580.62

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