Home / 372,890.52-514,571.22-211,724.46

Finding the Fourth Proportional to 372,890.52, 514,571.22 and 211,724.46

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Solution

The fourth proportional to 372,890.52, 514,571.22 and 211,724.46 is: 292,169.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,890.52 : 514,571.22 = 211,724.46 : x
  2. Step 2: Convert to fraction form
    372,890.52/514,571.22 = 211,724.46/x
  3. Step 3: Cross multiply
    372,890.52x = 514,571.22 × 211,724.46
  4. Step 4: Simplify right side
    372,890.52x = 108,947,313,686.04
  5. Step 5: Solve for x
    x = 108,947,313,686.04/372,890.52
  6. Step 6: Final answer
    x = 292,169.71

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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.