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Finding the Fourth Proportional to 471,147.57, 706,800.73 and 218,325.51

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Solution

The fourth proportional to 471,147.57, 706,800.73 and 218,325.51 is: 327,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,147.57 : 706,800.73 = 218,325.51 : x
  2. Step 2: Convert to fraction form
    471,147.57/706,800.73 = 218,325.51/x
  3. Step 3: Cross multiply
    471,147.57x = 706,800.73 × 218,325.51
  4. Step 4: Simplify right side
    471,147.57x = 154,312,629,845.62
  5. Step 5: Solve for x
    x = 154,312,629,845.62/471,147.57
  6. Step 6: Final answer
    x = 327,525.05

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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.