Home / 1,799.22-2,698.84-500.60

Finding the Fourth Proportional to 1,799.22, 2,698.84 and 500.60

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Solution

The fourth proportional to 1,799.22, 2,698.84 and 500.60 is: 750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.22 : 2,698.84 = 500.60 : x
  2. Step 2: Convert to fraction form
    1,799.22/2,698.84 = 500.60/x
  3. Step 3: Cross multiply
    1,799.22x = 2,698.84 × 500.60
  4. Step 4: Simplify right side
    1,799.22x = 1,351,039.30
  5. Step 5: Solve for x
    x = 1,351,039.30/1,799.22
  6. Step 6: Final answer
    x = 750.90

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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.