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Finding the Fourth Proportional to 487,607.10, 731,228.75 and 167,668.46

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Solution

The fourth proportional to 487,607.10, 731,228.75 and 167,668.46 is: 251,440.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,607.10 : 731,228.75 = 167,668.46 : x
  2. Step 2: Convert to fraction form
    487,607.10/731,228.75 = 167,668.46/x
  3. Step 3: Cross multiply
    487,607.10x = 731,228.75 × 167,668.46
  4. Step 4: Simplify right side
    487,607.10x = 122,603,998,420.23
  5. Step 5: Solve for x
    x = 122,603,998,420.23/487,607.10
  6. Step 6: Final answer
    x = 251,440.14

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