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Finding the Fourth Proportional to 297,226.88, 445,956.48 and 130,898.24

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Solution

The fourth proportional to 297,226.88, 445,956.48 and 130,898.24 is: 196,398.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,226.88 : 445,956.48 = 130,898.24 : x
  2. Step 2: Convert to fraction form
    297,226.88/445,956.48 = 130,898.24/x
  3. Step 3: Cross multiply
    297,226.88x = 445,956.48 × 130,898.24
  4. Step 4: Simplify right side
    297,226.88x = 58,374,918,348.60
  5. Step 5: Solve for x
    x = 58,374,918,348.60/297,226.88
  6. Step 6: Final answer
    x = 196,398.52

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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.