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Finding the Fourth Proportional to 366,012.22, 549,112.99 and 214,337.39

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Solution

The fourth proportional to 366,012.22, 549,112.99 and 214,337.39 is: 321,561.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,012.22 : 549,112.99 = 214,337.39 : x
  2. Step 2: Convert to fraction form
    366,012.22/549,112.99 = 214,337.39/x
  3. Step 3: Cross multiply
    366,012.22x = 549,112.99 × 214,337.39
  4. Step 4: Simplify right side
    366,012.22x = 117,695,444,396.70
  5. Step 5: Solve for x
    x = 117,695,444,396.70/366,012.22
  6. Step 6: Final answer
    x = 321,561.52

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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.