Home / 1,247.04-1,869.41-466.49

Finding the Fourth Proportional to 1,247.04, 1,869.41 and 466.49

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Solution

The fourth proportional to 1,247.04, 1,869.41 and 466.49 is: 699.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247.04 : 1,869.41 = 466.49 : x
  2. Step 2: Convert to fraction form
    1,247.04/1,869.41 = 466.49/x
  3. Step 3: Cross multiply
    1,247.04x = 1,869.41 × 466.49
  4. Step 4: Simplify right side
    1,247.04x = 872,066.91
  5. Step 5: Solve for x
    x = 872,066.91/1,247.04
  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.