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Finding the Fourth Proportional to 344,834.87, 475,800.80 and 201,567.20

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Solution

The fourth proportional to 344,834.87, 475,800.80 and 201,567.20 is: 278,121.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,834.87 : 475,800.80 = 201,567.20 : x
  2. Step 2: Convert to fraction form
    344,834.87/475,800.80 = 201,567.20/x
  3. Step 3: Cross multiply
    344,834.87x = 475,800.80 × 201,567.20
  4. Step 4: Simplify right side
    344,834.87x = 95,905,831,626.92
  5. Step 5: Solve for x
    x = 95,905,831,626.92/344,834.87
  6. Step 6: Final answer
    x = 278,121.04

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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.