Home / 939,725.53-1,409,588.30-229,745.14

Finding the Fourth Proportional to 939,725.53, 1,409,588.30 and 229,745.14

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Solution

The fourth proportional to 939,725.53, 1,409,588.30 and 229,745.14 is: 344,617.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,725.53 : 1,409,588.30 = 229,745.14 : x
  2. Step 2: Convert to fraction form
    939,725.53/1,409,588.30 = 229,745.14/x
  3. Step 3: Cross multiply
    939,725.53x = 1,409,588.30 × 229,745.14
  4. Step 4: Simplify right side
    939,725.53x = 323,846,061,325.86
  5. Step 5: Solve for x
    x = 323,846,061,325.86/939,725.53
  6. Step 6: Final answer
    x = 344,617.71

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Similar ratio
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1.5x scale

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.