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Finding the Fourth Proportional to 497,803.53, 686,967.60 and 271,449.03

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Solution

The fourth proportional to 497,803.53, 686,967.60 and 271,449.03 is: 374,598.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,803.53 : 686,967.60 = 271,449.03 : x
  2. Step 2: Convert to fraction form
    497,803.53/686,967.60 = 271,449.03/x
  3. Step 3: Cross multiply
    497,803.53x = 686,967.60 × 271,449.03
  4. Step 4: Simplify right side
    497,803.53x = 186,476,688,661.43
  5. Step 5: Solve for x
    x = 186,476,688,661.43/497,803.53
  6. Step 6: Final answer
    x = 374,598.97

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