Home / 363,082.23-501,023.66-210,131.60

Finding the Fourth Proportional to 363,082.23, 501,023.66 and 210,131.60

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Solution

The fourth proportional to 363,082.23, 501,023.66 and 210,131.60 is: 289,964.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,082.23 : 501,023.66 = 210,131.60 : x
  2. Step 2: Convert to fraction form
    363,082.23/501,023.66 = 210,131.60/x
  3. Step 3: Cross multiply
    363,082.23x = 501,023.66 × 210,131.60
  4. Step 4: Simplify right side
    363,082.23x = 105,280,899,757.88
  5. Step 5: Solve for x
    x = 105,280,899,757.88/363,082.23
  6. Step 6: Final answer
    x = 289,964.34

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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.