Home / 891,954.45-1,337,920.03-218,041.69

Finding the Fourth Proportional to 891,954.45, 1,337,920.03 and 218,041.69

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Solution

The fourth proportional to 891,954.45, 1,337,920.03 and 218,041.69 is: 327,059.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,954.45 : 1,337,920.03 = 218,041.69 : x
  2. Step 2: Convert to fraction form
    891,954.45/1,337,920.03 = 218,041.69/x
  3. Step 3: Cross multiply
    891,954.45x = 1,337,920.03 × 218,041.69
  4. Step 4: Simplify right side
    891,954.45x = 291,722,344,426.05
  5. Step 5: Solve for x
    x = 291,722,344,426.05/891,954.45
  6. Step 6: Final answer
    x = 327,059.69

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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.