Home / 1,473.42-2,211.06-824.58

Finding the Fourth Proportional to 1,473.42, 2,211.06 and 824.58

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Solution

The fourth proportional to 1,473.42, 2,211.06 and 824.58 is: 1,237.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.42 : 2,211.06 = 824.58 : x
  2. Step 2: Convert to fraction form
    1,473.42/2,211.06 = 824.58/x
  3. Step 3: Cross multiply
    1,473.42x = 2,211.06 × 824.58
  4. Step 4: Simplify right side
    1,473.42x = 1,823,195.85
  5. Step 5: Solve for x
    x = 1,823,195.85/1,473.42
  6. Step 6: Final answer
    x = 1,237.39

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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.