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Finding the Fourth Proportional to 468,488.48, 646,513.96 and 253,628.40

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Solution

The fourth proportional to 468,488.48, 646,513.96 and 253,628.40 is: 350,007.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,488.48 : 646,513.96 = 253,628.40 : x
  2. Step 2: Convert to fraction form
    468,488.48/646,513.96 = 253,628.40/x
  3. Step 3: Cross multiply
    468,488.48x = 646,513.96 × 253,628.40
  4. Step 4: Simplify right side
    468,488.48x = 163,974,301,252.46
  5. Step 5: Solve for x
    x = 163,974,301,252.46/468,488.48
  6. Step 6: Final answer
    x = 350,007.11

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