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Finding the Fourth Proportional to 354,659.40, 531,989.10 and 348,827.40

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Solution

The fourth proportional to 354,659.40, 531,989.10 and 348,827.40 is: 523,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,659.40 : 531,989.10 = 348,827.40 : x
  2. Step 2: Convert to fraction form
    354,659.40/531,989.10 = 348,827.40/x
  3. Step 3: Cross multiply
    354,659.40x = 531,989.10 × 348,827.40
  4. Step 4: Simplify right side
    354,659.40x = 185,572,374,581.34
  5. Step 5: Solve for x
    x = 185,572,374,581.34/354,659.40
  6. Step 6: Final answer
    x = 523,241.10

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