Home / 217,408.88-299,872.49-210,093.37

Finding the Fourth Proportional to 217,408.88, 299,872.49 and 210,093.37

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Solution

The fourth proportional to 217,408.88, 299,872.49 and 210,093.37 is: 289,782.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,408.88 : 299,872.49 = 210,093.37 : x
  2. Step 2: Convert to fraction form
    217,408.88/299,872.49 = 210,093.37/x
  3. Step 3: Cross multiply
    217,408.88x = 299,872.49 × 210,093.37
  4. Step 4: Simplify right side
    217,408.88x = 63,001,220,194.24
  5. Step 5: Solve for x
    x = 63,001,220,194.24/217,408.88
  6. Step 6: Final answer
    x = 289,782.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.