Home / 944,609.43-1,416,920.53-345,324.05

Finding the Fourth Proportional to 944,609.43, 1,416,920.53 and 345,324.05

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Solution

The fourth proportional to 944,609.43, 1,416,920.53 and 345,324.05 is: 517,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,609.43 : 1,416,920.53 = 345,324.05 : x
  2. Step 2: Convert to fraction form
    944,609.43/1,416,920.53 = 345,324.05/x
  3. Step 3: Cross multiply
    944,609.43x = 1,416,920.53 × 345,324.05
  4. Step 4: Simplify right side
    944,609.43x = 489,296,735,947.75
  5. Step 5: Solve for x
    x = 489,296,735,947.75/944,609.43
  6. Step 6: Final answer
    x = 517,988.41

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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.