Home / 1,263.37-1,895.42-441.70

Finding the Fourth Proportional to 1,263.37, 1,895.42 and 441.70

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Solution

The fourth proportional to 1,263.37, 1,895.42 and 441.70 is: 662.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263.37 : 1,895.42 = 441.70 : x
  2. Step 2: Convert to fraction form
    1,263.37/1,895.42 = 441.70/x
  3. Step 3: Cross multiply
    1,263.37x = 1,895.42 × 441.70
  4. Step 4: Simplify right side
    1,263.37x = 837,207.01
  5. Step 5: Solve for x
    x = 837,207.01/1,263.37
  6. Step 6: Final answer
    x = 662.68

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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.