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Finding the Fourth Proportional to 567,720.29, 851,744.79 and 168,370.68

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Solution

The fourth proportional to 567,720.29, 851,744.79 and 168,370.68 is: 252,604.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,720.29 : 851,744.79 = 168,370.68 : x
  2. Step 2: Convert to fraction form
    567,720.29/851,744.79 = 168,370.68/x
  3. Step 3: Cross multiply
    567,720.29x = 851,744.79 × 168,370.68
  4. Step 4: Simplify right side
    567,720.29x = 143,408,845,959.75
  5. Step 5: Solve for x
    x = 143,408,845,959.75/567,720.29
  6. Step 6: Final answer
    x = 252,604.76

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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.