Home / 448,351.10-618,716.07-244,403.90

Finding the Fourth Proportional to 448,351.10, 618,716.07 and 244,403.90

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Solution

The fourth proportional to 448,351.10, 618,716.07 and 244,403.90 is: 337,272.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,351.10 : 618,716.07 = 244,403.90 : x
  2. Step 2: Convert to fraction form
    448,351.10/618,716.07 = 244,403.90/x
  3. Step 3: Cross multiply
    448,351.10x = 618,716.07 × 244,403.90
  4. Step 4: Simplify right side
    448,351.10x = 151,216,620,500.67
  5. Step 5: Solve for x
    x = 151,216,620,500.67/448,351.10
  6. Step 6: Final answer
    x = 337,272.78

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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.