Home / 875,893.53-1,208,953.26-494,141.75

Finding the Fourth Proportional to 875,893.53, 1,208,953.26 and 494,141.75

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Solution

The fourth proportional to 875,893.53, 1,208,953.26 and 494,141.75 is: 682,039.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,893.53 : 1,208,953.26 = 494,141.75 : x
  2. Step 2: Convert to fraction form
    875,893.53/1,208,953.26 = 494,141.75/x
  3. Step 3: Cross multiply
    875,893.53x = 1,208,953.26 × 494,141.75
  4. Step 4: Simplify right side
    875,893.53x = 597,394,279,564.61
  5. Step 5: Solve for x
    x = 597,394,279,564.61/875,893.53
  6. Step 6: Final answer
    x = 682,039.84

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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.