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Finding the Fourth Proportional to 524.22, 785.55 and 350.29

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Solution

The fourth proportional to 524.22, 785.55 and 350.29 is: 524.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.22 : 785.55 = 350.29 : x
  2. Step 2: Convert to fraction form
    524.22/785.55 = 350.29/x
  3. Step 3: Cross multiply
    524.22x = 785.55 × 350.29
  4. Step 4: Simplify right side
    524.22x = 275,166.22
  5. Step 5: Solve for x
    x = 275,166.22/524.22
  6. Step 6: Final answer
    x = 524.91

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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.