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Finding the Fourth Proportional to 297,327.36, 446,236.80 and 147,561.60

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Solution

The fourth proportional to 297,327.36, 446,236.80 and 147,561.60 is: 221,464.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,327.36 : 446,236.80 = 147,561.60 : x
  2. Step 2: Convert to fraction form
    297,327.36/446,236.80 = 147,561.60/x
  3. Step 3: Cross multiply
    297,327.36x = 446,236.80 × 147,561.60
  4. Step 4: Simplify right side
    297,327.36x = 65,847,416,186.88
  5. Step 5: Solve for x
    x = 65,847,416,186.88/297,327.36
  6. Step 6: Final answer
    x = 221,464.37

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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.