Home / 791,890.92-1,187,824.14-192,851.10

Finding the Fourth Proportional to 791,890.92, 1,187,824.14 and 192,851.10

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Solution

The fourth proportional to 791,890.92, 1,187,824.14 and 192,851.10 is: 289,273.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,890.92 : 1,187,824.14 = 192,851.10 : x
  2. Step 2: Convert to fraction form
    791,890.92/1,187,824.14 = 192,851.10/x
  3. Step 3: Cross multiply
    791,890.92x = 1,187,824.14 × 192,851.10
  4. Step 4: Simplify right side
    791,890.92x = 229,073,192,005.55
  5. Step 5: Solve for x
    x = 229,073,192,005.55/791,890.92
  6. Step 6: Final answer
    x = 289,273.67

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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.