Home / 703,471.02-1,055,524.86-276,889.38

Finding the Fourth Proportional to 703,471.02, 1,055,524.86 and 276,889.38

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Solution

The fourth proportional to 703,471.02, 1,055,524.86 and 276,889.38 is: 415,459.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,471.02 : 1,055,524.86 = 276,889.38 : x
  2. Step 2: Convert to fraction form
    703,471.02/1,055,524.86 = 276,889.38/x
  3. Step 3: Cross multiply
    703,471.02x = 1,055,524.86 × 276,889.38
  4. Step 4: Simplify right side
    703,471.02x = 292,263,617,397.92
  5. Step 5: Solve for x
    x = 292,263,617,397.92/703,471.02
  6. Step 6: Final answer
    x = 415,459.36

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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.