Home / 523,214.37-722,049.66-293,789.97

Finding the Fourth Proportional to 523,214.37, 722,049.66 and 293,789.97

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Solution

The fourth proportional to 523,214.37, 722,049.66 and 293,789.97 is: 405,437.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,214.37 : 722,049.66 = 293,789.97 : x
  2. Step 2: Convert to fraction form
    523,214.37/722,049.66 = 293,789.97/x
  3. Step 3: Cross multiply
    523,214.37x = 722,049.66 × 293,789.97
  4. Step 4: Simplify right side
    523,214.37x = 212,130,947,949.91
  5. Step 5: Solve for x
    x = 212,130,947,949.91/523,214.37
  6. Step 6: Final answer
    x = 405,437.92

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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.