Home / 297,209.40-445,253.60-230,322.57

Finding the Fourth Proportional to 297,209.40, 445,253.60 and 230,322.57

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Solution

The fourth proportional to 297,209.40, 445,253.60 and 230,322.57 is: 345,049.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,209.40 : 445,253.60 = 230,322.57 : x
  2. Step 2: Convert to fraction form
    297,209.40/445,253.60 = 230,322.57/x
  3. Step 3: Cross multiply
    297,209.40x = 445,253.60 × 230,322.57
  4. Step 4: Simplify right side
    297,209.40x = 102,551,952,302.14
  5. Step 5: Solve for x
    x = 102,551,952,302.14/297,209.40
  6. Step 6: Final answer
    x = 345,049.49

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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.