Home / 848,249.70-1,273,281.04-343,140.86

Finding the Fourth Proportional to 848,249.70, 1,273,281.04 and 343,140.86

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Solution

The fourth proportional to 848,249.70, 1,273,281.04 and 343,140.86 is: 515,077.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,249.70 : 1,273,281.04 = 343,140.86 : x
  2. Step 2: Convert to fraction form
    848,249.70/1,273,281.04 = 343,140.86/x
  3. Step 3: Cross multiply
    848,249.70x = 1,273,281.04 × 343,140.86
  4. Step 4: Simplify right side
    848,249.70x = 436,914,752,312.02
  5. Step 5: Solve for x
    x = 436,914,752,312.02/848,249.70
  6. Step 6: Final answer
    x = 515,077.99

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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.