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Finding the Fourth Proportional to 344,683.63, 475,663.41 and 201,563.92

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Solution

The fourth proportional to 344,683.63, 475,663.41 and 201,563.92 is: 278,158.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,683.63 : 475,663.41 = 201,563.92 : x
  2. Step 2: Convert to fraction form
    344,683.63/475,663.41 = 201,563.92/x
  3. Step 3: Cross multiply
    344,683.63x = 475,663.41 × 201,563.92
  4. Step 4: Simplify right side
    344,683.63x = 95,876,581,520.17
  5. Step 5: Solve for x
    x = 95,876,581,520.17/344,683.63
  6. Step 6: Final answer
    x = 278,158.21

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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.