Home / 703,273.20-1,054,218.60-628,623.60

Finding the Fourth Proportional to 703,273.20, 1,054,218.60 and 628,623.60

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Solution

The fourth proportional to 703,273.20, 1,054,218.60 and 628,623.60 is: 942,317.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,273.20 : 1,054,218.60 = 628,623.60 : x
  2. Step 2: Convert to fraction form
    703,273.20/1,054,218.60 = 628,623.60/x
  3. Step 3: Cross multiply
    703,273.20x = 1,054,218.60 × 628,623.60
  4. Step 4: Simplify right side
    703,273.20x = 662,706,691,518.96
  5. Step 5: Solve for x
    x = 662,706,691,518.96/703,273.20
  6. Step 6: Final answer
    x = 942,317.57

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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.