Home / 762,650.37-1,143,982.11-194,032.11

Finding the Fourth Proportional to 762,650.37, 1,143,982.11 and 194,032.11

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Solution

The fourth proportional to 762,650.37, 1,143,982.11 and 194,032.11 is: 291,049.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,650.37 : 1,143,982.11 = 194,032.11 : x
  2. Step 2: Convert to fraction form
    762,650.37/1,143,982.11 = 194,032.11/x
  3. Step 3: Cross multiply
    762,650.37x = 1,143,982.11 × 194,032.11
  4. Step 4: Simplify right side
    762,650.37x = 221,969,262,605.55
  5. Step 5: Solve for x
    x = 221,969,262,605.55/762,650.37
  6. Step 6: Final answer
    x = 291,049.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.