Home / 572,204.82-789,561.90-342,708.33

Finding the Fourth Proportional to 572,204.82, 789,561.90 and 342,708.33

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Solution

The fourth proportional to 572,204.82, 789,561.90 and 342,708.33 is: 472,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,204.82 : 789,561.90 = 342,708.33 : x
  2. Step 2: Convert to fraction form
    572,204.82/789,561.90 = 342,708.33/x
  3. Step 3: Cross multiply
    572,204.82x = 789,561.90 × 342,708.33
  4. Step 4: Simplify right side
    572,204.82x = 270,589,440,180.63
  5. Step 5: Solve for x
    x = 270,589,440,180.63/572,204.82
  6. Step 6: Final answer
    x = 472,889.13

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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.