Home / 1,799.18-2,698.99-500.65

Finding the Fourth Proportional to 1,799.18, 2,698.99 and 500.65

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Solution

The fourth proportional to 1,799.18, 2,698.99 and 500.65 is: 751.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.18 : 2,698.99 = 500.65 : x
  2. Step 2: Convert to fraction form
    1,799.18/2,698.99 = 500.65/x
  3. Step 3: Cross multiply
    1,799.18x = 2,698.99 × 500.65
  4. Step 4: Simplify right side
    1,799.18x = 1,351,249.34
  5. Step 5: Solve for x
    x = 1,351,249.34/1,799.18
  6. Step 6: Final answer
    x = 751.04

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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.