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Finding the Fourth Proportional to 458,052.10, 686,041.35 and 271,428.10

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Solution

The fourth proportional to 458,052.10, 686,041.35 and 271,428.10 is: 406,527.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,052.10 : 686,041.35 = 271,428.10 : x
  2. Step 2: Convert to fraction form
    458,052.10/686,041.35 = 271,428.10/x
  3. Step 3: Cross multiply
    458,052.10x = 686,041.35 × 271,428.10
  4. Step 4: Simplify right side
    458,052.10x = 186,210,900,151.94
  5. Step 5: Solve for x
    x = 186,210,900,151.94/458,052.10
  6. Step 6: Final answer
    x = 406,527.77

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