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Finding the Fourth Proportional to 567,633.69, 851,453.91 and 168,277.86

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Solution

The fourth proportional to 567,633.69, 851,453.91 and 168,277.86 is: 252,417.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,633.69 : 851,453.91 = 168,277.86 : x
  2. Step 2: Convert to fraction form
    567,633.69/851,453.91 = 168,277.86/x
  3. Step 3: Cross multiply
    567,633.69x = 851,453.91 × 168,277.86
  4. Step 4: Simplify right side
    567,633.69x = 143,280,841,863.43
  5. Step 5: Solve for x
    x = 143,280,841,863.43/567,633.69
  6. Step 6: Final answer
    x = 252,417.79

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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.