Home / 737,982.61-1,107,323.84-439,053.73

Finding the Fourth Proportional to 737,982.61, 1,107,323.84 and 439,053.73

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Solution

The fourth proportional to 737,982.61, 1,107,323.84 and 439,053.73 is: 658,788.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,982.61 : 1,107,323.84 = 439,053.73 : x
  2. Step 2: Convert to fraction form
    737,982.61/1,107,323.84 = 439,053.73/x
  3. Step 3: Cross multiply
    737,982.61x = 1,107,323.84 × 439,053.73
  4. Step 4: Simplify right side
    737,982.61x = 486,174,662,269.92
  5. Step 5: Solve for x
    x = 486,174,662,269.92/737,982.61
  6. Step 6: Final answer
    x = 658,788.78

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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.