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Finding the Fourth Proportional to 432,577.70, 648,915.15 and 133,055.90

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Solution

The fourth proportional to 432,577.70, 648,915.15 and 133,055.90 is: 199,598.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,577.70 : 648,915.15 = 133,055.90 : x
  2. Step 2: Convert to fraction form
    432,577.70/648,915.15 = 133,055.90/x
  3. Step 3: Cross multiply
    432,577.70x = 648,915.15 × 133,055.90
  4. Step 4: Simplify right side
    432,577.70x = 86,341,989,306.89
  5. Step 5: Solve for x
    x = 86,341,989,306.89/432,577.70
  6. Step 6: Final answer
    x = 199,598.80

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