Home / 297,748.93-446,372.32-129,142.27

Finding the Fourth Proportional to 297,748.93, 446,372.32 and 129,142.27

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Solution

The fourth proportional to 297,748.93, 446,372.32 and 129,142.27 is: 193,604.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,748.93 : 446,372.32 = 129,142.27 : x
  2. Step 2: Convert to fraction form
    297,748.93/446,372.32 = 129,142.27/x
  3. Step 3: Cross multiply
    297,748.93x = 446,372.32 × 129,142.27
  4. Step 4: Simplify right side
    297,748.93x = 57,645,532,636.37
  5. Step 5: Solve for x
    x = 57,645,532,636.37/297,748.93
  6. Step 6: Final answer
    x = 193,604.50

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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.