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Finding the Fourth Proportional to 448,151.97, 618,441.75 and 244,204.32

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Solution

The fourth proportional to 448,151.97, 618,441.75 and 244,204.32 is: 336,997.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,151.97 : 618,441.75 = 244,204.32 : x
  2. Step 2: Convert to fraction form
    448,151.97/618,441.75 = 244,204.32/x
  3. Step 3: Cross multiply
    448,151.97x = 618,441.75 × 244,204.32
  4. Step 4: Simplify right side
    448,151.97x = 151,026,147,018.36
  5. Step 5: Solve for x
    x = 151,026,147,018.36/448,151.97
  6. Step 6: Final answer
    x = 336,997.62

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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.