Home / 417,949.80-576,760.97-245,878.85

Finding the Fourth Proportional to 417,949.80, 576,760.97 and 245,878.85

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Solution

The fourth proportional to 417,949.80, 576,760.97 and 245,878.85 is: 339,307.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,949.80 : 576,760.97 = 245,878.85 : x
  2. Step 2: Convert to fraction form
    417,949.80/576,760.97 = 245,878.85/x
  3. Step 3: Cross multiply
    417,949.80x = 576,760.97 × 245,878.85
  4. Step 4: Simplify right side
    417,949.80x = 141,813,319,915.29
  5. Step 5: Solve for x
    x = 141,813,319,915.29/417,949.80
  6. Step 6: Final answer
    x = 339,307.06

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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.