Home / 939,827.72-1,409,735.10-229,865.96

Finding the Fourth Proportional to 939,827.72, 1,409,735.10 and 229,865.96

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Solution

The fourth proportional to 939,827.72, 1,409,735.10 and 229,865.96 is: 344,797.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,827.72 : 1,409,735.10 = 229,865.96 : x
  2. Step 2: Convert to fraction form
    939,827.72/1,409,735.10 = 229,865.96/x
  3. Step 3: Cross multiply
    939,827.72x = 1,409,735.10 × 229,865.96
  4. Step 4: Simplify right side
    939,827.72x = 324,050,112,107.20
  5. Step 5: Solve for x
    x = 324,050,112,107.20/939,827.72
  6. Step 6: Final answer
    x = 344,797.36

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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.