Home / 448,375.20-618,758.58-244,427.76

Finding the Fourth Proportional to 448,375.20, 618,758.58 and 244,427.76

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Solution

The fourth proportional to 448,375.20, 618,758.58 and 244,427.76 is: 337,310.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,375.20 : 618,758.58 = 244,427.76 : x
  2. Step 2: Convert to fraction form
    448,375.20/618,758.58 = 244,427.76/x
  3. Step 3: Cross multiply
    448,375.20x = 618,758.58 × 244,427.76
  4. Step 4: Simplify right side
    448,375.20x = 151,241,773,690.18
  5. Step 5: Solve for x
    x = 151,241,773,690.18/448,375.20
  6. Step 6: Final answer
    x = 337,310.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.