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Finding the Fourth Proportional to 471,168, 706,978.80 and 234,531.36

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Solution

The fourth proportional to 471,168, 706,978.80 and 234,531.36 is: 351,909.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,168 : 706,978.80 = 234,531.36 : x
  2. Step 2: Convert to fraction form
    471,168/706,978.80 = 234,531.36/x
  3. Step 3: Cross multiply
    471,168x = 706,978.80 × 234,531.36
  4. Step 4: Simplify right side
    471,168x = 165,808,699,455.17
  5. Step 5: Solve for x
    x = 165,808,699,455.17/471,168
  6. Step 6: Final answer
    x = 351,909.93

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Why These Related Problems?

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