Home / 1,039.85-1,559.55-600.18

Finding the Fourth Proportional to 1,039.85, 1,559.55 and 600.18

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Solution

The fourth proportional to 1,039.85, 1,559.55 and 600.18 is: 900.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039.85 : 1,559.55 = 600.18 : x
  2. Step 2: Convert to fraction form
    1,039.85/1,559.55 = 600.18/x
  3. Step 3: Cross multiply
    1,039.85x = 1,559.55 × 600.18
  4. Step 4: Simplify right side
    1,039.85x = 936,007.12
  5. Step 5: Solve for x
    x = 936,007.12/1,039.85
  6. Step 6: Final answer
    x = 900.13

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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.