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Finding the Fourth Proportional to 347.34, 521.05 and 164.69

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Solution

The fourth proportional to 347.34, 521.05 and 164.69 is: 247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    347.34 : 521.05 = 164.69 : x
  2. Step 2: Convert to fraction form
    347.34/521.05 = 164.69/x
  3. Step 3: Cross multiply
    347.34x = 521.05 × 164.69
  4. Step 4: Simplify right side
    347.34x = 85,811.72
  5. Step 5: Solve for x
    x = 85,811.72/347.34
  6. Step 6: Final answer
    x = 247.05

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