Home / 448,914.98-673,378.38-149,395.61

Finding the Fourth Proportional to 448,914.98, 673,378.38 and 149,395.61

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Solution

The fourth proportional to 448,914.98, 673,378.38 and 149,395.61 is: 224,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,914.98 : 673,378.38 = 149,395.61 : x
  2. Step 2: Convert to fraction form
    448,914.98/673,378.38 = 149,395.61/x
  3. Step 3: Cross multiply
    448,914.98x = 673,378.38 × 149,395.61
  4. Step 4: Simplify right side
    448,914.98x = 100,599,770,474.02
  5. Step 5: Solve for x
    x = 100,599,770,474.02/448,914.98
  6. Step 6: Final answer
    x = 224,095.38

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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.