Home / 701,079.20-1,051,618.80-195,639.20

Finding the Fourth Proportional to 701,079.20, 1,051,618.80 and 195,639.20

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Solution

The fourth proportional to 701,079.20, 1,051,618.80 and 195,639.20 is: 293,458.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,079.20 : 1,051,618.80 = 195,639.20 : x
  2. Step 2: Convert to fraction form
    701,079.20/1,051,618.80 = 195,639.20/x
  3. Step 3: Cross multiply
    701,079.20x = 1,051,618.80 × 195,639.20
  4. Step 4: Simplify right side
    701,079.20x = 205,737,860,736.96
  5. Step 5: Solve for x
    x = 205,737,860,736.96/701,079.20
  6. Step 6: Final answer
    x = 293,458.80

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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.