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Finding the Fourth Proportional to 366,023.55, 549,035.33 and 188,876.55

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Solution

The fourth proportional to 366,023.55, 549,035.33 and 188,876.55 is: 283,314.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,023.55 : 549,035.33 = 188,876.55 : x
  2. Step 2: Convert to fraction form
    366,023.55/549,035.33 = 188,876.55/x
  3. Step 3: Cross multiply
    366,023.55x = 549,035.33 × 188,876.55
  4. Step 4: Simplify right side
    366,023.55x = 103,699,898,014.13
  5. Step 5: Solve for x
    x = 103,699,898,014.13/366,023.55
  6. Step 6: Final answer
    x = 283,314.83

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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.