Home / 482,629.35-666,108.45-267,838.41

Finding the Fourth Proportional to 482,629.35, 666,108.45 and 267,838.41

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Solution

The fourth proportional to 482,629.35, 666,108.45 and 267,838.41 is: 369,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,629.35 : 666,108.45 = 267,838.41 : x
  2. Step 2: Convert to fraction form
    482,629.35/666,108.45 = 267,838.41/x
  3. Step 3: Cross multiply
    482,629.35x = 666,108.45 × 267,838.41
  4. Step 4: Simplify right side
    482,629.35x = 178,409,428,135.56
  5. Step 5: Solve for x
    x = 178,409,428,135.56/482,629.35
  6. Step 6: Final answer
    x = 369,661.37

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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.