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Finding the Fourth Proportional to 297,494.25, 446,241.38 and 75,878.25

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Solution

The fourth proportional to 297,494.25, 446,241.38 and 75,878.25 is: 113,817.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,494.25 : 446,241.38 = 75,878.25 : x
  2. Step 2: Convert to fraction form
    297,494.25/446,241.38 = 75,878.25/x
  3. Step 3: Cross multiply
    297,494.25x = 446,241.38 × 75,878.25
  4. Step 4: Simplify right side
    297,494.25x = 33,860,014,612.59
  5. Step 5: Solve for x
    x = 33,860,014,612.59/297,494.25
  6. Step 6: Final answer
    x = 113,817.38

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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.