Home / 737,344.22-1,106,016.32-421,579.69

Finding the Fourth Proportional to 737,344.22, 1,106,016.32 and 421,579.69

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Solution

The fourth proportional to 737,344.22, 1,106,016.32 and 421,579.69 is: 632,369.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,344.22 : 1,106,016.32 = 421,579.69 : x
  2. Step 2: Convert to fraction form
    737,344.22/1,106,016.32 = 421,579.69/x
  3. Step 3: Cross multiply
    737,344.22x = 1,106,016.32 × 421,579.69
  4. Step 4: Simplify right side
    737,344.22x = 466,274,015,609.45
  5. Step 5: Solve for x
    x = 466,274,015,609.45/737,344.22
  6. Step 6: Final answer
    x = 632,369.53

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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.