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Finding the Fourth Proportional to 476,783.16, 657,967.50 and 261,943.08

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Solution

The fourth proportional to 476,783.16, 657,967.50 and 261,943.08 is: 361,485.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,783.16 : 657,967.50 = 261,943.08 : x
  2. Step 2: Convert to fraction form
    476,783.16/657,967.50 = 261,943.08/x
  3. Step 3: Cross multiply
    476,783.16x = 657,967.50 × 261,943.08
  4. Step 4: Simplify right side
    476,783.16x = 172,350,033,489.90
  5. Step 5: Solve for x
    x = 172,350,033,489.90/476,783.16
  6. Step 6: Final answer
    x = 361,485.15

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