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Finding the Fourth Proportional to 297,231.60, 445,972.47 and 185,005.71

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Solution

The fourth proportional to 297,231.60, 445,972.47 and 185,005.71 is: 277,586.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,231.60 : 445,972.47 = 185,005.71 : x
  2. Step 2: Convert to fraction form
    297,231.60/445,972.47 = 185,005.71/x
  3. Step 3: Cross multiply
    297,231.60x = 445,972.47 × 185,005.71
  4. Step 4: Simplify right side
    297,231.60x = 82,507,453,452.80
  5. Step 5: Solve for x
    x = 82,507,453,452.80/297,231.60
  6. Step 6: Final answer
    x = 277,586.41

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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.