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Finding the Fourth Proportional to 366,211.22, 505,422.68 and 264,565.53

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Solution

The fourth proportional to 366,211.22, 505,422.68 and 264,565.53 is: 365,137.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,211.22 : 505,422.68 = 264,565.53 : x
  2. Step 2: Convert to fraction form
    366,211.22/505,422.68 = 264,565.53/x
  3. Step 3: Cross multiply
    366,211.22x = 505,422.68 × 264,565.53
  4. Step 4: Simplify right side
    366,211.22x = 133,717,417,885.39
  5. Step 5: Solve for x
    x = 133,717,417,885.39/366,211.22
  6. Step 6: Final answer
    x = 365,137.42

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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.