Home / 1,799.36-2,698.56-500.72

Finding the Fourth Proportional to 1,799.36, 2,698.56 and 500.72

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Solution

The fourth proportional to 1,799.36, 2,698.56 and 500.72 is: 750.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.36 : 2,698.56 = 500.72 : x
  2. Step 2: Convert to fraction form
    1,799.36/2,698.56 = 500.72/x
  3. Step 3: Cross multiply
    1,799.36x = 2,698.56 × 500.72
  4. Step 4: Simplify right side
    1,799.36x = 1,351,222.96
  5. Step 5: Solve for x
    x = 1,351,222.96/1,799.36
  6. Step 6: Final answer
    x = 750.95

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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.