Home / 909,576.66-1,364,469.77-302,418.97

Finding the Fourth Proportional to 909,576.66, 1,364,469.77 and 302,418.97

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Solution

The fourth proportional to 909,576.66, 1,364,469.77 and 302,418.97 is: 453,663.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,576.66 : 1,364,469.77 = 302,418.97 : x
  2. Step 2: Convert to fraction form
    909,576.66/1,364,469.77 = 302,418.97/x
  3. Step 3: Cross multiply
    909,576.66x = 1,364,469.77 × 302,418.97
  4. Step 4: Simplify right side
    909,576.66x = 412,641,542,439.54
  5. Step 5: Solve for x
    x = 412,641,542,439.54/909,576.66
  6. Step 6: Final answer
    x = 453,663.29

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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.