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Finding the Fourth Proportional to 402,807.08, 555,830.70 and 233,009.48

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Solution

The fourth proportional to 402,807.08, 555,830.70 and 233,009.48 is: 321,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,807.08 : 555,830.70 = 233,009.48 : x
  2. Step 2: Convert to fraction form
    402,807.08/555,830.70 = 233,009.48/x
  3. Step 3: Cross multiply
    402,807.08x = 555,830.70 × 233,009.48
  4. Step 4: Simplify right side
    402,807.08x = 129,513,822,375.04
  5. Step 5: Solve for x
    x = 129,513,822,375.04/402,807.08
  6. Step 6: Final answer
    x = 321,528.17

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