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Finding the Fourth Proportional to 366,410.91, 549,590.09 and 113,684.91

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Solution

The fourth proportional to 366,410.91, 549,590.09 and 113,684.91 is: 170,519.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,410.91 : 549,590.09 = 113,684.91 : x
  2. Step 2: Convert to fraction form
    366,410.91/549,590.09 = 113,684.91/x
  3. Step 3: Cross multiply
    366,410.91x = 549,590.09 × 113,684.91
  4. Step 4: Simplify right side
    366,410.91x = 62,480,099,350.12
  5. Step 5: Solve for x
    x = 62,480,099,350.12/366,410.91
  6. Step 6: Final answer
    x = 170,519.21

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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.