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Finding the Fourth Proportional to 297,254.60, 445,928.39 and 97,529.57

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Solution

The fourth proportional to 297,254.60, 445,928.39 and 97,529.57 is: 146,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,254.60 : 445,928.39 = 97,529.57 : x
  2. Step 2: Convert to fraction form
    297,254.60/445,928.39 = 97,529.57/x
  3. Step 3: Cross multiply
    297,254.60x = 445,928.39 × 97,529.57
  4. Step 4: Simplify right side
    297,254.60x = 43,491,201,410.20
  5. Step 5: Solve for x
    x = 43,491,201,410.20/297,254.60
  6. Step 6: Final answer
    x = 146,309.60

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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.