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Finding the Fourth Proportional to 350,335.44, 483,462.90 and 189,190.49

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Solution

The fourth proportional to 350,335.44, 483,462.90 and 189,190.49 is: 261,082.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,335.44 : 483,462.90 = 189,190.49 : x
  2. Step 2: Convert to fraction form
    350,335.44/483,462.90 = 189,190.49/x
  3. Step 3: Cross multiply
    350,335.44x = 483,462.90 × 189,190.49
  4. Step 4: Simplify right side
    350,335.44x = 91,466,580,530.51
  5. Step 5: Solve for x
    x = 91,466,580,530.51/350,335.44
  6. Step 6: Final answer
    x = 261,082.87

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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.