Home / 1,263.42-1,895.38-532.99

Finding the Fourth Proportional to 1,263.42, 1,895.38 and 532.99

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Solution

The fourth proportional to 1,263.42, 1,895.38 and 532.99 is: 799.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263.42 : 1,895.38 = 532.99 : x
  2. Step 2: Convert to fraction form
    1,263.42/1,895.38 = 532.99/x
  3. Step 3: Cross multiply
    1,263.42x = 1,895.38 × 532.99
  4. Step 4: Simplify right side
    1,263.42x = 1,010,217.25
  5. Step 5: Solve for x
    x = 1,010,217.25/1,263.42
  6. Step 6: Final answer
    x = 799.59

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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.