Home / 1,636.30-2,454.08-466.28

Finding the Fourth Proportional to 1,636.30, 2,454.08 and 466.28

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Solution

The fourth proportional to 1,636.30, 2,454.08 and 466.28 is: 699.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636.30 : 2,454.08 = 466.28 : x
  2. Step 2: Convert to fraction form
    1,636.30/2,454.08 = 466.28/x
  3. Step 3: Cross multiply
    1,636.30x = 2,454.08 × 466.28
  4. Step 4: Simplify right side
    1,636.30x = 1,144,288.42
  5. Step 5: Solve for x
    x = 1,144,288.42/1,636.30
  6. Step 6: Final answer
    x = 699.31

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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.