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Finding the Fourth Proportional to 366,212.22, 505,424.06 and 264,566.53

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Solution

The fourth proportional to 366,212.22, 505,424.06 and 264,566.53 is: 365,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,212.22 : 505,424.06 = 264,566.53 : x
  2. Step 2: Convert to fraction form
    366,212.22/505,424.06 = 264,566.53/x
  3. Step 3: Cross multiply
    366,212.22x = 505,424.06 × 264,566.53
  4. Step 4: Simplify right side
    366,212.22x = 133,718,289,732.71
  5. Step 5: Solve for x
    x = 133,718,289,732.71/366,212.22
  6. Step 6: Final answer
    x = 365,138.80

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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.