Home / 572,201.82-789,557.76-342,705.33

Finding the Fourth Proportional to 572,201.82, 789,557.76 and 342,705.33

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Solution

The fourth proportional to 572,201.82, 789,557.76 and 342,705.33 is: 472,884.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,201.82 : 789,557.76 = 342,705.33 : x
  2. Step 2: Convert to fraction form
    572,201.82/789,557.76 = 342,705.33/x
  3. Step 3: Cross multiply
    572,201.82x = 789,557.76 × 342,705.33
  4. Step 4: Simplify right side
    572,201.82x = 270,585,652,694.86
  5. Step 5: Solve for x
    x = 270,585,652,694.86/572,201.82
  6. Step 6: Final answer
    x = 472,884.99

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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.