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Finding the Fourth Proportional to 363,082.92, 501,045.48 and 210,099.87

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Solution

The fourth proportional to 363,082.92, 501,045.48 and 210,099.87 is: 289,932.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,082.92 : 501,045.48 = 210,099.87 : x
  2. Step 2: Convert to fraction form
    363,082.92/501,045.48 = 210,099.87/x
  3. Step 3: Cross multiply
    363,082.92x = 501,045.48 × 210,099.87
  4. Step 4: Simplify right side
    363,082.92x = 105,269,590,212.09
  5. Step 5: Solve for x
    x = 105,269,590,212.09/363,082.92
  6. Step 6: Final answer
    x = 289,932.64

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1.5x scale

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.