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Finding the Fourth Proportional to 350,082.72, 483,125.28 and 199,189.44

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Solution

The fourth proportional to 350,082.72, 483,125.28 and 199,189.44 is: 274,887.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,082.72 : 483,125.28 = 199,189.44 : x
  2. Step 2: Convert to fraction form
    350,082.72/483,125.28 = 199,189.44/x
  3. Step 3: Cross multiply
    350,082.72x = 483,125.28 × 199,189.44
  4. Step 4: Simplify right side
    350,082.72x = 96,233,453,973.04
  5. Step 5: Solve for x
    x = 96,233,453,973.04/350,082.72
  6. Step 6: Final answer
    x = 274,887.76

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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.