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Finding the Fourth Proportional to 448,443.24, 618,843.32 and 244,495.92

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Solution

The fourth proportional to 448,443.24, 618,843.32 and 244,495.92 is: 337,399.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,443.24 : 618,843.32 = 244,495.92 : x
  2. Step 2: Convert to fraction form
    448,443.24/618,843.32 = 244,495.92/x
  3. Step 3: Cross multiply
    448,443.24x = 618,843.32 × 244,495.92
  4. Step 4: Simplify right side
    448,443.24x = 151,304,666,859.25
  5. Step 5: Solve for x
    x = 151,304,666,859.25/448,443.24
  6. Step 6: Final answer
    x = 337,399.82

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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.