Home / 1,499.04-2,246.96-665.44

Finding the Fourth Proportional to 1,499.04, 2,246.96 and 665.44

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Solution

The fourth proportional to 1,499.04, 2,246.96 and 665.44 is: 997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499.04 : 2,246.96 = 665.44 : x
  2. Step 2: Convert to fraction form
    1,499.04/2,246.96 = 665.44/x
  3. Step 3: Cross multiply
    1,499.04x = 2,246.96 × 665.44
  4. Step 4: Simplify right side
    1,499.04x = 1,495,217.06
  5. Step 5: Solve for x
    x = 1,495,217.06/1,499.04
  6. Step 6: Final answer
    x = 997.45

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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.