Home / 701,611.62-1,052,402.85-280,774.50

Finding the Fourth Proportional to 701,611.62, 1,052,402.85 and 280,774.50

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Solution

The fourth proportional to 701,611.62, 1,052,402.85 and 280,774.50 is: 421,155.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,611.62 : 1,052,402.85 = 280,774.50 : x
  2. Step 2: Convert to fraction form
    701,611.62/1,052,402.85 = 280,774.50/x
  3. Step 3: Cross multiply
    701,611.62x = 1,052,402.85 × 280,774.50
  4. Step 4: Simplify right side
    701,611.62x = 295,487,884,007.33
  5. Step 5: Solve for x
    x = 295,487,884,007.33/701,611.62
  6. Step 6: Final answer
    x = 421,155.92

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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.