Home / 299,935.45-413,915.85-179,087.30

Finding the Fourth Proportional to 299,935.45, 413,915.85 and 179,087.30

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Solution

The fourth proportional to 299,935.45, 413,915.85 and 179,087.30 is: 247,143.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,935.45 : 413,915.85 = 179,087.30 : x
  2. Step 2: Convert to fraction form
    299,935.45/413,915.85 = 179,087.30/x
  3. Step 3: Cross multiply
    299,935.45x = 413,915.85 × 179,087.30
  4. Step 4: Simplify right side
    299,935.45x = 74,127,071,486.31
  5. Step 5: Solve for x
    x = 74,127,071,486.31/299,935.45
  6. Step 6: Final answer
    x = 247,143.41

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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.