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Finding the Fourth Proportional to 478,580.20, 717,821.70 and 163,032.55

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Solution

The fourth proportional to 478,580.20, 717,821.70 and 163,032.55 is: 244,532.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,580.20 : 717,821.70 = 163,032.55 : x
  2. Step 2: Convert to fraction form
    478,580.20/717,821.70 = 163,032.55/x
  3. Step 3: Cross multiply
    478,580.20x = 717,821.70 × 163,032.55
  4. Step 4: Simplify right side
    478,580.20x = 117,028,302,196.34
  5. Step 5: Solve for x
    x = 117,028,302,196.34/478,580.20
  6. Step 6: Final answer
    x = 244,532.27

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