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Finding the Fourth Proportional to 367,045.29, 549,682.20 and 208,793.97

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Solution

The fourth proportional to 367,045.29, 549,682.20 and 208,793.97 is: 312,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,045.29 : 549,682.20 = 208,793.97 : x
  2. Step 2: Convert to fraction form
    367,045.29/549,682.20 = 208,793.97/x
  3. Step 3: Cross multiply
    367,045.29x = 549,682.20 × 208,793.97
  4. Step 4: Simplify right side
    367,045.29x = 114,770,328,776.33
  5. Step 5: Solve for x
    x = 114,770,328,776.33/367,045.29
  6. Step 6: Final answer
    x = 312,687.10

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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.