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Finding the Fourth Proportional to 569.99, 853.61 and 295.93

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Solution

The fourth proportional to 569.99, 853.61 and 295.93 is: 443.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.99 : 853.61 = 295.93 : x
  2. Step 2: Convert to fraction form
    569.99/853.61 = 295.93/x
  3. Step 3: Cross multiply
    569.99x = 853.61 × 295.93
  4. Step 4: Simplify right side
    569.99x = 252,608.49
  5. Step 5: Solve for x
    x = 252,608.49/569.99
  6. Step 6: Final answer
    x = 443.18

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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.