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Finding the Fourth Proportional to 569,110.79, 853,758.83 and 265,808.25

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Solution

The fourth proportional to 569,110.79, 853,758.83 and 265,808.25 is: 398,755.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,110.79 : 853,758.83 = 265,808.25 : x
  2. Step 2: Convert to fraction form
    569,110.79/853,758.83 = 265,808.25/x
  3. Step 3: Cross multiply
    569,110.79x = 853,758.83 × 265,808.25
  4. Step 4: Simplify right side
    569,110.79x = 226,936,139,195.31
  5. Step 5: Solve for x
    x = 226,936,139,195.31/569,110.79
  6. Step 6: Final answer
    x = 398,755.65

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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.