Home / 572,060.45-789,385.94-342,611.85

Finding the Fourth Proportional to 572,060.45, 789,385.94 and 342,611.85

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Solution

The fourth proportional to 572,060.45, 789,385.94 and 342,611.85 is: 472,769.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,060.45 : 789,385.94 = 342,611.85 : x
  2. Step 2: Convert to fraction form
    572,060.45/789,385.94 = 342,611.85/x
  3. Step 3: Cross multiply
    572,060.45x = 789,385.94 × 342,611.85
  4. Step 4: Simplify right side
    572,060.45x = 270,452,979,799.32
  5. Step 5: Solve for x
    x = 270,452,979,799.32/572,060.45
  6. Step 6: Final answer
    x = 472,769.93

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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.