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Finding the Fourth Proportional to 468,458.69, 646,478.15 and 253,603.35

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Solution

The fourth proportional to 468,458.69, 646,478.15 and 253,603.35 is: 349,975.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,458.69 : 646,478.15 = 253,603.35 : x
  2. Step 2: Convert to fraction form
    468,458.69/646,478.15 = 253,603.35/x
  3. Step 3: Cross multiply
    468,458.69x = 646,478.15 × 253,603.35
  4. Step 4: Simplify right side
    468,458.69x = 163,949,023,273.79
  5. Step 5: Solve for x
    x = 163,949,023,273.79/468,458.69
  6. Step 6: Final answer
    x = 349,975.42

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