Home / 448,912.98-673,476.39-168,432.66

Finding the Fourth Proportional to 448,912.98, 673,476.39 and 168,432.66

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Solution

The fourth proportional to 448,912.98, 673,476.39 and 168,432.66 is: 252,689.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,912.98 : 673,476.39 = 168,432.66 : x
  2. Step 2: Convert to fraction form
    448,912.98/673,476.39 = 168,432.66/x
  3. Step 3: Cross multiply
    448,912.98x = 673,476.39 × 168,432.66
  4. Step 4: Simplify right side
    448,912.98x = 113,435,419,814.90
  5. Step 5: Solve for x
    x = 113,435,419,814.90/448,912.98
  6. Step 6: Final answer
    x = 252,689.11

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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.