Home / 848,755.41-1,273,290.54-280,176.12

Finding the Fourth Proportional to 848,755.41, 1,273,290.54 and 280,176.12

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Solution

The fourth proportional to 848,755.41, 1,273,290.54 and 280,176.12 is: 420,316.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,755.41 : 1,273,290.54 = 280,176.12 : x
  2. Step 2: Convert to fraction form
    848,755.41/1,273,290.54 = 280,176.12/x
  3. Step 3: Cross multiply
    848,755.41x = 1,273,290.54 × 280,176.12
  4. Step 4: Simplify right side
    848,755.41x = 356,745,603,129.91
  5. Step 5: Solve for x
    x = 356,745,603,129.91/848,755.41
  6. Step 6: Final answer
    x = 420,316.15

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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.