Home / 739,908.20-1,110,380.70-474,314.60

Finding the Fourth Proportional to 739,908.20, 1,110,380.70 and 474,314.60

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Solution

The fourth proportional to 739,908.20, 1,110,380.70 and 474,314.60 is: 711,804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,908.20 : 1,110,380.70 = 474,314.60 : x
  2. Step 2: Convert to fraction form
    739,908.20/1,110,380.70 = 474,314.60/x
  3. Step 3: Cross multiply
    739,908.20x = 1,110,380.70 × 474,314.60
  4. Step 4: Simplify right side
    739,908.20x = 526,669,777,568.22
  5. Step 5: Solve for x
    x = 526,669,777,568.22/739,908.20
  6. Step 6: Final answer
    x = 711,804.22

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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.