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Finding the Fourth Proportional to 489,133.40, 733,700.10 and 223,412.90

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Solution

The fourth proportional to 489,133.40, 733,700.10 and 223,412.90 is: 335,119.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,133.40 : 733,700.10 = 223,412.90 : x
  2. Step 2: Convert to fraction form
    489,133.40/733,700.10 = 223,412.90/x
  3. Step 3: Cross multiply
    489,133.40x = 733,700.10 × 223,412.90
  4. Step 4: Simplify right side
    489,133.40x = 163,918,067,071.29
  5. Step 5: Solve for x
    x = 163,918,067,071.29/489,133.40
  6. Step 6: Final answer
    x = 335,119.35

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