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Finding the Fourth Proportional to 704,083.20, 1,055,703.03 and 224,103.66

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Solution

The fourth proportional to 704,083.20, 1,055,703.03 and 224,103.66 is: 336,021.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,083.20 : 1,055,703.03 = 224,103.66 : x
  2. Step 2: Convert to fraction form
    704,083.20/1,055,703.03 = 224,103.66/x
  3. Step 3: Cross multiply
    704,083.20x = 1,055,703.03 × 224,103.66
  4. Step 4: Simplify right side
    704,083.20x = 236,586,912,896.09
  5. Step 5: Solve for x
    x = 236,586,912,896.09/704,083.20
  6. Step 6: Final answer
    x = 336,021.24

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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.