Home / 297,691.64-446,546.10-131,492.60

Finding the Fourth Proportional to 297,691.64, 446,546.10 and 131,492.60

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Solution

The fourth proportional to 297,691.64, 446,546.10 and 131,492.60 is: 197,242.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,691.64 : 446,546.10 = 131,492.60 : x
  2. Step 2: Convert to fraction form
    297,691.64/446,546.10 = 131,492.60/x
  3. Step 3: Cross multiply
    297,691.64x = 446,546.10 × 131,492.60
  4. Step 4: Simplify right side
    297,691.64x = 58,717,507,708.86
  5. Step 5: Solve for x
    x = 58,717,507,708.86/297,691.64
  6. Step 6: Final answer
    x = 197,242.72

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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.