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Finding the Fourth Proportional to 448,141.59, 618,451.03 and 244,209.31

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Solution

The fourth proportional to 448,141.59, 618,451.03 and 244,209.31 is: 337,017.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,141.59 : 618,451.03 = 244,209.31 : x
  2. Step 2: Convert to fraction form
    448,141.59/618,451.03 = 244,209.31/x
  3. Step 3: Cross multiply
    448,141.59x = 618,451.03 × 244,209.31
  4. Step 4: Simplify right side
    448,141.59x = 151,031,498,064.22
  5. Step 5: Solve for x
    x = 151,031,498,064.22/448,141.59
  6. Step 6: Final answer
    x = 337,017.37

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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.