Home / 1,499.03-2,247.47-573.81

Finding the Fourth Proportional to 1,499.03, 2,247.47 and 573.81

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Solution

The fourth proportional to 1,499.03, 2,247.47 and 573.81 is: 860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499.03 : 2,247.47 = 573.81 : x
  2. Step 2: Convert to fraction form
    1,499.03/2,247.47 = 573.81/x
  3. Step 3: Cross multiply
    1,499.03x = 2,247.47 × 573.81
  4. Step 4: Simplify right side
    1,499.03x = 1,289,620.76
  5. Step 5: Solve for x
    x = 1,289,620.76/1,499.03
  6. Step 6: Final answer
    x = 860.30

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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.