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Finding the Fourth Proportional to 471,173.25, 706,986.68 and 234,536.61

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Solution

The fourth proportional to 471,173.25, 706,986.68 and 234,536.61 is: 351,917.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,173.25 : 706,986.68 = 234,536.61 : x
  2. Step 2: Convert to fraction form
    471,173.25/706,986.68 = 234,536.61/x
  3. Step 3: Cross multiply
    471,173.25x = 706,986.68 × 234,536.61
  4. Step 4: Simplify right side
    471,173.25x = 165,814,258,069.67
  5. Step 5: Solve for x
    x = 165,814,258,069.67/471,173.25
  6. Step 6: Final answer
    x = 351,917.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.