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Finding the Fourth Proportional to 468,279.22, 646,225.22 and 253,419.28

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Solution

The fourth proportional to 468,279.22, 646,225.22 and 253,419.28 is: 349,718.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,279.22 : 646,225.22 = 253,419.28 : x
  2. Step 2: Convert to fraction form
    468,279.22/646,225.22 = 253,419.28/x
  3. Step 3: Cross multiply
    468,279.22x = 646,225.22 × 253,419.28
  4. Step 4: Simplify right side
    468,279.22x = 163,765,929,970.24
  5. Step 5: Solve for x
    x = 163,765,929,970.24/468,279.22
  6. Step 6: Final answer
    x = 349,718.55

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