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Finding the Fourth Proportional to 297,794.09, 446,774.49 and 120,425.64

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Solution

The fourth proportional to 297,794.09, 446,774.49 and 120,425.64 is: 180,672.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,794.09 : 446,774.49 = 120,425.64 : x
  2. Step 2: Convert to fraction form
    297,794.09/446,774.49 = 120,425.64/x
  3. Step 3: Cross multiply
    297,794.09x = 446,774.49 × 120,425.64
  4. Step 4: Simplify right side
    297,794.09x = 53,803,103,893.92
  5. Step 5: Solve for x
    x = 53,803,103,893.92/297,794.09
  6. Step 6: Final answer
    x = 180,672.17

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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.