Home / 848,254.88-1,272,112.34-279,529.85

Finding the Fourth Proportional to 848,254.88, 1,272,112.34 and 279,529.85

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Solution

The fourth proportional to 848,254.88, 1,272,112.34 and 279,529.85 is: 419,205.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,254.88 : 1,272,112.34 = 279,529.85 : x
  2. Step 2: Convert to fraction form
    848,254.88/1,272,112.34 = 279,529.85/x
  3. Step 3: Cross multiply
    848,254.88x = 1,272,112.34 × 279,529.85
  4. Step 4: Simplify right side
    848,254.88x = 355,593,363,825.14
  5. Step 5: Solve for x
    x = 355,593,363,825.14/848,254.88
  6. Step 6: Final answer
    x = 419,205.80

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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.