Home / 270,738.54-372,784.66-240,471.26

Finding the Fourth Proportional to 270,738.54, 372,784.66 and 240,471.26

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Solution

The fourth proportional to 270,738.54, 372,784.66 and 240,471.26 is: 331,109.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,738.54 : 372,784.66 = 240,471.26 : x
  2. Step 2: Convert to fraction form
    270,738.54/372,784.66 = 240,471.26/x
  3. Step 3: Cross multiply
    270,738.54x = 372,784.66 × 240,471.26
  4. Step 4: Simplify right side
    270,738.54x = 89,643,996,898.87
  5. Step 5: Solve for x
    x = 89,643,996,898.87/270,738.54
  6. Step 6: Final answer
    x = 331,109.11

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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.