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Finding the Fourth Proportional to 487,452.39, 730,969.47 and 167,636.46

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Solution

The fourth proportional to 487,452.39, 730,969.47 and 167,636.46 is: 251,382.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,452.39 : 730,969.47 = 167,636.46 : x
  2. Step 2: Convert to fraction form
    487,452.39/730,969.47 = 167,636.46/x
  3. Step 3: Cross multiply
    487,452.39x = 730,969.47 × 167,636.46
  4. Step 4: Simplify right side
    487,452.39x = 122,537,134,318.88
  5. Step 5: Solve for x
    x = 122,537,134,318.88/487,452.39
  6. Step 6: Final answer
    x = 251,382.77

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