Home / 848,761.42-1,273,299.33-280,182.13

Finding the Fourth Proportional to 848,761.42, 1,273,299.33 and 280,182.13

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Solution

The fourth proportional to 848,761.42, 1,273,299.33 and 280,182.13 is: 420,325.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,761.42 : 1,273,299.33 = 280,182.13 : x
  2. Step 2: Convert to fraction form
    848,761.42/1,273,299.33 = 280,182.13/x
  3. Step 3: Cross multiply
    848,761.42x = 1,273,299.33 × 280,182.13
  4. Step 4: Simplify right side
    848,761.42x = 356,755,718,406.97
  5. Step 5: Solve for x
    x = 356,755,718,406.97/848,761.42
  6. Step 6: Final answer
    x = 420,325.09

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1.5x scale

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.