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Finding the Fourth Proportional to 468,054.86, 645,913.78 and 253,194.39

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Solution

The fourth proportional to 468,054.86, 645,913.78 and 253,194.39 is: 349,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,054.86 : 645,913.78 = 253,194.39 : x
  2. Step 2: Convert to fraction form
    468,054.86/645,913.78 = 253,194.39/x
  3. Step 3: Cross multiply
    468,054.86x = 645,913.78 × 253,194.39
  4. Step 4: Simplify right side
    468,054.86x = 163,541,744,886.71
  5. Step 5: Solve for x
    x = 163,541,744,886.71/468,054.86
  6. Step 6: Final answer
    x = 349,407.22

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