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Finding the Fourth Proportional to 448,170.56, 618,467.44 and 244,223.28

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Solution

The fourth proportional to 448,170.56, 618,467.44 and 244,223.28 is: 337,023.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,170.56 : 618,467.44 = 244,223.28 : x
  2. Step 2: Convert to fraction form
    448,170.56/618,467.44 = 244,223.28/x
  3. Step 3: Cross multiply
    448,170.56x = 618,467.44 × 244,223.28
  4. Step 4: Simplify right side
    448,170.56x = 151,044,146,770.00
  5. Step 5: Solve for x
    x = 151,044,146,770.00/448,170.56
  6. Step 6: Final answer
    x = 337,023.80

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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.