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Finding the Fourth Proportional to 867,618.40, 1,301,524.80 and 268,574.80

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Solution

The fourth proportional to 867,618.40, 1,301,524.80 and 268,574.80 is: 402,892.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,618.40 : 1,301,524.80 = 268,574.80 : x
  2. Step 2: Convert to fraction form
    867,618.40/1,301,524.80 = 268,574.80/x
  3. Step 3: Cross multiply
    867,618.40x = 1,301,524.80 × 268,574.80
  4. Step 4: Simplify right side
    867,618.40x = 349,556,762,855.04
  5. Step 5: Solve for x
    x = 349,556,762,855.04/867,618.40
  6. Step 6: Final answer
    x = 402,892.29

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