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Finding the Fourth Proportional to 569,208.20, 853,553.10 and 253,502.60

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Solution

The fourth proportional to 569,208.20, 853,553.10 and 253,502.60 is: 380,138.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,208.20 : 853,553.10 = 253,502.60 : x
  2. Step 2: Convert to fraction form
    569,208.20/853,553.10 = 253,502.60/x
  3. Step 3: Cross multiply
    569,208.20x = 853,553.10 × 253,502.60
  4. Step 4: Simplify right side
    569,208.20x = 216,377,930,088.06
  5. Step 5: Solve for x
    x = 216,377,930,088.06/569,208.20
  6. Step 6: Final answer
    x = 380,138.46

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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.