Home / 1,244.29-1,865.22-463.72

Finding the Fourth Proportional to 1,244.29, 1,865.22 and 463.72

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Solution

The fourth proportional to 1,244.29, 1,865.22 and 463.72 is: 695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244.29 : 1,865.22 = 463.72 : x
  2. Step 2: Convert to fraction form
    1,244.29/1,865.22 = 463.72/x
  3. Step 3: Cross multiply
    1,244.29x = 1,865.22 × 463.72
  4. Step 4: Simplify right side
    1,244.29x = 864,939.82
  5. Step 5: Solve for x
    x = 864,939.82/1,244.29
  6. Step 6: Final answer
    x = 695.13

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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.