Home / 468,440.89-702,556.13-215,478.43

Finding the Fourth Proportional to 468,440.89, 702,556.13 and 215,478.43

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Solution

The fourth proportional to 468,440.89, 702,556.13 and 215,478.43 is: 323,169.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,440.89 : 702,556.13 = 215,478.43 : x
  2. Step 2: Convert to fraction form
    468,440.89/702,556.13 = 215,478.43/x
  3. Step 3: Cross multiply
    468,440.89x = 702,556.13 × 215,478.43
  4. Step 4: Simplify right side
    468,440.89x = 151,385,690,661.58
  5. Step 5: Solve for x
    x = 151,385,690,661.58/468,440.89
  6. Step 6: Final answer
    x = 323,169.25

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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.