Home / 1,244.24-1,865.14-514.34

Finding the Fourth Proportional to 1,244.24, 1,865.14 and 514.34

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Solution

The fourth proportional to 1,244.24, 1,865.14 and 514.34 is: 771.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244.24 : 1,865.14 = 514.34 : x
  2. Step 2: Convert to fraction form
    1,244.24/1,865.14 = 514.34/x
  3. Step 3: Cross multiply
    1,244.24x = 1,865.14 × 514.34
  4. Step 4: Simplify right side
    1,244.24x = 959,305.50
  5. Step 5: Solve for x
    x = 959,305.50/1,244.24
  6. Step 6: Final answer
    x = 771.00

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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.