Home / 751,924.89-1,037,625.71-449,939.61

Finding the Fourth Proportional to 751,924.89, 1,037,625.71 and 449,939.61

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Solution

The fourth proportional to 751,924.89, 1,037,625.71 and 449,939.61 is: 620,898.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,924.89 : 1,037,625.71 = 449,939.61 : x
  2. Step 2: Convert to fraction form
    751,924.89/1,037,625.71 = 449,939.61/x
  3. Step 3: Cross multiply
    751,924.89x = 1,037,625.71 × 449,939.61
  4. Step 4: Simplify right side
    751,924.89x = 466,868,905,033.68
  5. Step 5: Solve for x
    x = 466,868,905,033.68/751,924.89
  6. Step 6: Final answer
    x = 620,898.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.