Home / 770,727.60-1,156,091.40-739,234.80

Finding the Fourth Proportional to 770,727.60, 1,156,091.40 and 739,234.80

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Solution

The fourth proportional to 770,727.60, 1,156,091.40 and 739,234.80 is: 1,108,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,727.60 : 1,156,091.40 = 739,234.80 : x
  2. Step 2: Convert to fraction form
    770,727.60/1,156,091.40 = 739,234.80/x
  3. Step 3: Cross multiply
    770,727.60x = 1,156,091.40 × 739,234.80
  4. Step 4: Simplify right side
    770,727.60x = 854,622,994,860.72
  5. Step 5: Solve for x
    x = 854,622,994,860.72/770,727.60
  6. Step 6: Final answer
    x = 1,108,852.20

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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.