Home / 1,053,231.06-1,578,898.23-378,838.33

Finding the Fourth Proportional to 1,053,231.06, 1,578,898.23 and 378,838.33

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Solution

The fourth proportional to 1,053,231.06, 1,578,898.23 and 378,838.33 is: 567,916.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,231.06 : 1,578,898.23 = 378,838.33 : x
  2. Step 2: Convert to fraction form
    1,053,231.06/1,578,898.23 = 378,838.33/x
  3. Step 3: Cross multiply
    1,053,231.06x = 1,578,898.23 × 378,838.33
  4. Step 4: Simplify right side
    1,053,231.06x = 598,147,164,745.91
  5. Step 5: Solve for x
    x = 598,147,164,745.91/1,053,231.06
  6. Step 6: Final answer
    x = 567,916.37

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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.