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Finding the Fourth Proportional to 299,360.37, 448,776.48 and 122,015.73

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Solution

The fourth proportional to 299,360.37, 448,776.48 and 122,015.73 is: 182,915.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,360.37 : 448,776.48 = 122,015.73 : x
  2. Step 2: Convert to fraction form
    299,360.37/448,776.48 = 122,015.73/x
  3. Step 3: Cross multiply
    299,360.37x = 448,776.48 × 122,015.73
  4. Step 4: Simplify right side
    299,360.37x = 54,757,789,814.03
  5. Step 5: Solve for x
    x = 54,757,789,814.03/299,360.37
  6. Step 6: Final answer
    x = 182,915.96

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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.