Home / 848,250.70-1,273,282.54-343,141.86

Finding the Fourth Proportional to 848,250.70, 1,273,282.54 and 343,141.86

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Solution

The fourth proportional to 848,250.70, 1,273,282.54 and 343,141.86 is: 515,079.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,250.70 : 1,273,282.54 = 343,141.86 : x
  2. Step 2: Convert to fraction form
    848,250.70/1,273,282.54 = 343,141.86/x
  3. Step 3: Cross multiply
    848,250.70x = 1,273,282.54 × 343,141.86
  4. Step 4: Simplify right side
    848,250.70x = 436,916,539,081.12
  5. Step 5: Solve for x
    x = 436,916,539,081.12/848,250.70
  6. Step 6: Final answer
    x = 515,079.49

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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.