Home / 848,755.16-1,273,290.15-280,175.84

Finding the Fourth Proportional to 848,755.16, 1,273,290.15 and 280,175.84

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Solution

The fourth proportional to 848,755.16, 1,273,290.15 and 280,175.84 is: 420,315.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,755.16 : 1,273,290.15 = 280,175.84 : x
  2. Step 2: Convert to fraction form
    848,755.16/1,273,290.15 = 280,175.84/x
  3. Step 3: Cross multiply
    848,755.16x = 1,273,290.15 × 280,175.84
  4. Step 4: Simplify right side
    848,755.16x = 356,745,137,339.98
  5. Step 5: Solve for x
    x = 356,745,137,339.98/848,755.16
  6. Step 6: Final answer
    x = 420,315.72

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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.