Home / 1,520.90-2,281.39-596.69

Finding the Fourth Proportional to 1,520.90, 2,281.39 and 596.69

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Solution

The fourth proportional to 1,520.90, 2,281.39 and 596.69 is: 895.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520.90 : 2,281.39 = 596.69 : x
  2. Step 2: Convert to fraction form
    1,520.90/2,281.39 = 596.69/x
  3. Step 3: Cross multiply
    1,520.90x = 2,281.39 × 596.69
  4. Step 4: Simplify right side
    1,520.90x = 1,361,269.70
  5. Step 5: Solve for x
    x = 1,361,269.70/1,520.90
  6. Step 6: Final answer
    x = 895.05

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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.