Home / 703,653.87-1,055,080.81-276,958.39

Finding the Fourth Proportional to 703,653.87, 1,055,080.81 and 276,958.39

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Solution

The fourth proportional to 703,653.87, 1,055,080.81 and 276,958.39 is: 415,280.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,653.87 : 1,055,080.81 = 276,958.39 : x
  2. Step 2: Convert to fraction form
    703,653.87/1,055,080.81 = 276,958.39/x
  3. Step 3: Cross multiply
    703,653.87x = 1,055,080.81 × 276,958.39
  4. Step 4: Simplify right side
    703,653.87x = 292,213,480,586.38
  5. Step 5: Solve for x
    x = 292,213,480,586.38/703,653.87
  6. Step 6: Final answer
    x = 415,280.15

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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.