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Finding the Fourth Proportional to 579,569.24, 800,201.44 and 362,109

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Solution

The fourth proportional to 579,569.24, 800,201.44 and 362,109 is: 499,957.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,569.24 : 800,201.44 = 362,109 : x
  2. Step 2: Convert to fraction form
    579,569.24/800,201.44 = 362,109/x
  3. Step 3: Cross multiply
    579,569.24x = 800,201.44 × 362,109
  4. Step 4: Simplify right side
    579,569.24x = 289,760,143,236.96
  5. Step 5: Solve for x
    x = 289,760,143,236.96/579,569.24
  6. Step 6: Final answer
    x = 499,957.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.