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Finding the Fourth Proportional to 374,531.20, 561,796.80 and 108,300.40

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Solution

The fourth proportional to 374,531.20, 561,796.80 and 108,300.40 is: 162,450.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,531.20 : 561,796.80 = 108,300.40 : x
  2. Step 2: Convert to fraction form
    374,531.20/561,796.80 = 108,300.40/x
  3. Step 3: Cross multiply
    374,531.20x = 561,796.80 × 108,300.40
  4. Step 4: Simplify right side
    374,531.20x = 60,842,818,158.72
  5. Step 5: Solve for x
    x = 60,842,818,158.72/374,531.20
  6. Step 6: Final answer
    x = 162,450.60

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