Home / 448,944.40-673,416.60-212,748.40

Finding the Fourth Proportional to 448,944.40, 673,416.60 and 212,748.40

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Solution

The fourth proportional to 448,944.40, 673,416.60 and 212,748.40 is: 319,122.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,944.40 : 673,416.60 = 212,748.40 : x
  2. Step 2: Convert to fraction form
    448,944.40/673,416.60 = 212,748.40/x
  3. Step 3: Cross multiply
    448,944.40x = 673,416.60 × 212,748.40
  4. Step 4: Simplify right side
    448,944.40x = 143,268,304,183.44
  5. Step 5: Solve for x
    x = 143,268,304,183.44/448,944.40
  6. Step 6: Final answer
    x = 319,122.60

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Similar ratio
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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.