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Finding the Fourth Proportional to 541.05, 810.99 and 297.24

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Solution

The fourth proportional to 541.05, 810.99 and 297.24 is: 445.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    541.05 : 810.99 = 297.24 : x
  2. Step 2: Convert to fraction form
    541.05/810.99 = 297.24/x
  3. Step 3: Cross multiply
    541.05x = 810.99 × 297.24
  4. Step 4: Simplify right side
    541.05x = 241,058.67
  5. Step 5: Solve for x
    x = 241,058.67/541.05
  6. Step 6: Final answer
    x = 445.54

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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.