Home / 449,736.88-674,531.40-161,488.84

Finding the Fourth Proportional to 449,736.88, 674,531.40 and 161,488.84

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Solution

The fourth proportional to 449,736.88, 674,531.40 and 161,488.84 is: 242,206.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,736.88 : 674,531.40 = 161,488.84 : x
  2. Step 2: Convert to fraction form
    449,736.88/674,531.40 = 161,488.84/x
  3. Step 3: Cross multiply
    449,736.88x = 674,531.40 × 161,488.84
  4. Step 4: Simplify right side
    449,736.88x = 108,929,293,329.58
  5. Step 5: Solve for x
    x = 108,929,293,329.58/449,736.88
  6. Step 6: Final answer
    x = 242,206.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.