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Finding the Fourth Proportional to 569,213.43, 853,967.70 and 302,754.75

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Solution

The fourth proportional to 569,213.43, 853,967.70 and 302,754.75 is: 454,210.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,213.43 : 853,967.70 = 302,754.75 : x
  2. Step 2: Convert to fraction form
    569,213.43/853,967.70 = 302,754.75/x
  3. Step 3: Cross multiply
    569,213.43x = 853,967.70 × 302,754.75
  4. Step 4: Simplify right side
    569,213.43x = 258,542,777,521.58
  5. Step 5: Solve for x
    x = 258,542,777,521.58/569,213.43
  6. Step 6: Final answer
    x = 454,210.61

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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.