Home / 1,307,289.82-1,961,047.68-360,660.54

Finding the Fourth Proportional to 1,307,289.82, 1,961,047.68 and 360,660.54

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Solution

The fourth proportional to 1,307,289.82, 1,961,047.68 and 360,660.54 is: 541,021.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,289.82 : 1,961,047.68 = 360,660.54 : x
  2. Step 2: Convert to fraction form
    1,307,289.82/1,961,047.68 = 360,660.54/x
  3. Step 3: Cross multiply
    1,307,289.82x = 1,961,047.68 × 360,660.54
  4. Step 4: Simplify right side
    1,307,289.82x = 707,272,515,234.55
  5. Step 5: Solve for x
    x = 707,272,515,234.55/1,307,289.82
  6. Step 6: Final answer
    x = 541,021.97

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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.