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Finding the Fourth Proportional to 297,435.91, 446,153.85 and 87,073.85

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Solution

The fourth proportional to 297,435.91, 446,153.85 and 87,073.85 is: 130,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,435.91 : 446,153.85 = 87,073.85 : x
  2. Step 2: Convert to fraction form
    297,435.91/446,153.85 = 87,073.85/x
  3. Step 3: Cross multiply
    297,435.91x = 446,153.85 × 87,073.85
  4. Step 4: Simplify right side
    297,435.91x = 38,848,331,181.05
  5. Step 5: Solve for x
    x = 38,848,331,181.05/297,435.91
  6. Step 6: Final answer
    x = 130,610.76

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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.