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Finding the Fourth Proportional to 366,571.71, 505,860.66 and 213,600.38

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Solution

The fourth proportional to 366,571.71, 505,860.66 and 213,600.38 is: 294,763.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,571.71 : 505,860.66 = 213,600.38 : x
  2. Step 2: Convert to fraction form
    366,571.71/505,860.66 = 213,600.38/x
  3. Step 3: Cross multiply
    366,571.71x = 505,860.66 × 213,600.38
  4. Step 4: Simplify right side
    366,571.71x = 108,052,026,673.75
  5. Step 5: Solve for x
    x = 108,052,026,673.75/366,571.71
  6. Step 6: Final answer
    x = 294,763.68

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1.5x scale

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.