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Finding the Fourth Proportional to 367,285.83, 549,747.72 and 189,550.77

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Solution

The fourth proportional to 367,285.83, 549,747.72 and 189,550.77 is: 283,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,285.83 : 549,747.72 = 189,550.77 : x
  2. Step 2: Convert to fraction form
    367,285.83/549,747.72 = 189,550.77/x
  3. Step 3: Cross multiply
    367,285.83x = 549,747.72 × 189,550.77
  4. Step 4: Simplify right side
    367,285.83x = 104,205,103,631.74
  5. Step 5: Solve for x
    x = 104,205,103,631.74/367,285.83
  6. Step 6: Final answer
    x = 283,716.65

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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.