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Finding the Fourth Proportional to 344,535.70, 475,589.16 and 201,342.28

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Solution

The fourth proportional to 344,535.70, 475,589.16 and 201,342.28 is: 277,928.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,535.70 : 475,589.16 = 201,342.28 : x
  2. Step 2: Convert to fraction form
    344,535.70/475,589.16 = 201,342.28/x
  3. Step 3: Cross multiply
    344,535.70x = 475,589.16 × 201,342.28
  4. Step 4: Simplify right side
    344,535.70x = 95,756,205,817.68
  5. Step 5: Solve for x
    x = 95,756,205,817.68/344,535.70
  6. Step 6: Final answer
    x = 277,928.25

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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.