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Finding the Fourth Proportional to 572.72, 859.04 and 566.54

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Solution

The fourth proportional to 572.72, 859.04 and 566.54 is: 849.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    572.72 : 859.04 = 566.54 : x
  2. Step 2: Convert to fraction form
    572.72/859.04 = 566.54/x
  3. Step 3: Cross multiply
    572.72x = 859.04 × 566.54
  4. Step 4: Simplify right side
    572.72x = 486,673.39
  5. Step 5: Solve for x
    x = 486,673.39/572.72
  6. Step 6: Final answer
    x = 849.77

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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.