Home / 879,846.67-1,320,269.25-475,033.48

Finding the Fourth Proportional to 879,846.67, 1,320,269.25 and 475,033.48

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Solution

The fourth proportional to 879,846.67, 1,320,269.25 and 475,033.48 is: 712,819.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,846.67 : 1,320,269.25 = 475,033.48 : x
  2. Step 2: Convert to fraction form
    879,846.67/1,320,269.25 = 475,033.48/x
  3. Step 3: Cross multiply
    879,846.67x = 1,320,269.25 × 475,033.48
  4. Step 4: Simplify right side
    879,846.67x = 627,172,093,063.82
  5. Step 5: Solve for x
    x = 627,172,093,063.82/879,846.67
  6. Step 6: Final answer
    x = 712,819.76

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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.