Home / 372,743.37-558,721.40-182,939.72

Finding the Fourth Proportional to 372,743.37, 558,721.40 and 182,939.72

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Solution

The fourth proportional to 372,743.37, 558,721.40 and 182,939.72 is: 274,216.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,743.37 : 558,721.40 = 182,939.72 : x
  2. Step 2: Convert to fraction form
    372,743.37/558,721.40 = 182,939.72/x
  3. Step 3: Cross multiply
    372,743.37x = 558,721.40 × 182,939.72
  4. Step 4: Simplify right side
    372,743.37x = 102,212,332,765.70
  5. Step 5: Solve for x
    x = 102,212,332,765.70/372,743.37
  6. Step 6: Final answer
    x = 274,216.37

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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.