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Finding the Fourth Proportional to 471,825, 651,144.42 and 270,633.96

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Solution

The fourth proportional to 471,825, 651,144.42 and 270,633.96 is: 373,489.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,825 : 651,144.42 = 270,633.96 : x
  2. Step 2: Convert to fraction form
    471,825/651,144.42 = 270,633.96/x
  3. Step 3: Cross multiply
    471,825x = 651,144.42 × 270,633.96
  4. Step 4: Simplify right side
    471,825x = 176,221,792,916.50
  5. Step 5: Solve for x
    x = 176,221,792,916.50/471,825
  6. Step 6: Final answer
    x = 373,489.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.