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Finding the Fourth Proportional to 297,230.86, 445,873.41 and 84,001.85

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Solution

The fourth proportional to 297,230.86, 445,873.41 and 84,001.85 is: 126,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,230.86 : 445,873.41 = 84,001.85 : x
  2. Step 2: Convert to fraction form
    297,230.86/445,873.41 = 84,001.85/x
  3. Step 3: Cross multiply
    297,230.86x = 445,873.41 × 84,001.85
  4. Step 4: Simplify right side
    297,230.86x = 37,454,193,256.50
  5. Step 5: Solve for x
    x = 37,454,193,256.50/297,230.86
  6. Step 6: Final answer
    x = 126,010.45

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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.