Home / 558.13-837.19-216.13

Finding the Fourth Proportional to 558.13, 837.19 and 216.13

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Solution

The fourth proportional to 558.13, 837.19 and 216.13 is: 324.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    558.13 : 837.19 = 216.13 : x
  2. Step 2: Convert to fraction form
    558.13/837.19 = 216.13/x
  3. Step 3: Cross multiply
    558.13x = 837.19 × 216.13
  4. Step 4: Simplify right side
    558.13x = 180,941.87
  5. Step 5: Solve for x
    x = 180,941.87/558.13
  6. Step 6: Final answer
    x = 324.19

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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.