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Finding the Fourth Proportional to 448,199.87, 618,515.94 and 244,250.84

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Solution

The fourth proportional to 448,199.87, 618,515.94 and 244,250.84 is: 337,066.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,199.87 : 618,515.94 = 244,250.84 : x
  2. Step 2: Convert to fraction form
    448,199.87/618,515.94 = 244,250.84/x
  3. Step 3: Cross multiply
    448,199.87x = 618,515.94 × 244,250.84
  4. Step 4: Simplify right side
    448,199.87x = 151,073,034,805.81
  5. Step 5: Solve for x
    x = 151,073,034,805.81/448,199.87
  6. Step 6: Final answer
    x = 337,066.22

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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.