Home / 1,210.44-1,815.72-594.43

Finding the Fourth Proportional to 1,210.44, 1,815.72 and 594.43

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Solution

The fourth proportional to 1,210.44, 1,815.72 and 594.43 is: 891.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210.44 : 1,815.72 = 594.43 : x
  2. Step 2: Convert to fraction form
    1,210.44/1,815.72 = 594.43/x
  3. Step 3: Cross multiply
    1,210.44x = 1,815.72 × 594.43
  4. Step 4: Simplify right side
    1,210.44x = 1,079,318.44
  5. Step 5: Solve for x
    x = 1,079,318.44/1,210.44
  6. Step 6: Final answer
    x = 891.67

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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.