Home / 699,604.20-1,048,196.70-324,858.60

Finding the Fourth Proportional to 699,604.20, 1,048,196.70 and 324,858.60

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Solution

The fourth proportional to 699,604.20, 1,048,196.70 and 324,858.60 is: 486,726.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,604.20 : 1,048,196.70 = 324,858.60 : x
  2. Step 2: Convert to fraction form
    699,604.20/1,048,196.70 = 324,858.60/x
  3. Step 3: Cross multiply
    699,604.20x = 1,048,196.70 × 324,858.60
  4. Step 4: Simplify right side
    699,604.20x = 340,515,712,486.62
  5. Step 5: Solve for x
    x = 340,515,712,486.62/699,604.20
  6. Step 6: Final answer
    x = 486,726.23

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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.