Home / 268,360.79-369,928.53-227,373.63

Finding the Fourth Proportional to 268,360.79, 369,928.53 and 227,373.63

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Solution

The fourth proportional to 268,360.79, 369,928.53 and 227,373.63 is: 313,428.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,360.79 : 369,928.53 = 227,373.63 : x
  2. Step 2: Convert to fraction form
    268,360.79/369,928.53 = 227,373.63/x
  3. Step 3: Cross multiply
    268,360.79x = 369,928.53 × 227,373.63
  4. Step 4: Simplify right side
    268,360.79x = 84,111,993,945.56
  5. Step 5: Solve for x
    x = 84,111,993,945.56/268,360.79
  6. Step 6: Final answer
    x = 313,428.78

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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.