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Finding the Fourth Proportional to 442,656, 610,865.28 and 241,452

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Solution

The fourth proportional to 442,656, 610,865.28 and 241,452 is: 333,203.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,656 : 610,865.28 = 241,452 : x
  2. Step 2: Convert to fraction form
    442,656/610,865.28 = 241,452/x
  3. Step 3: Cross multiply
    442,656x = 610,865.28 × 241,452
  4. Step 4: Simplify right side
    442,656x = 147,494,643,586.56
  5. Step 5: Solve for x
    x = 147,494,643,586.56/442,656
  6. Step 6: Final answer
    x = 333,203.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.