Home / 800,333.12-1,200,411.26-201,294.52

Finding the Fourth Proportional to 800,333.12, 1,200,411.26 and 201,294.52

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Solution

The fourth proportional to 800,333.12, 1,200,411.26 and 201,294.52 is: 301,919.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,333.12 : 1,200,411.26 = 201,294.52 : x
  2. Step 2: Convert to fraction form
    800,333.12/1,200,411.26 = 201,294.52/x
  3. Step 3: Cross multiply
    800,333.12x = 1,200,411.26 × 201,294.52
  4. Step 4: Simplify right side
    800,333.12x = 241,636,205,131.65
  5. Step 5: Solve for x
    x = 241,636,205,131.65/800,333.12
  6. Step 6: Final answer
    x = 301,919.54

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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.