Home / 703,912.34-1,055,847.84-171,425.64

Finding the Fourth Proportional to 703,912.34, 1,055,847.84 and 171,425.64

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Solution

The fourth proportional to 703,912.34, 1,055,847.84 and 171,425.64 is: 257,133.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,912.34 : 1,055,847.84 = 171,425.64 : x
  2. Step 2: Convert to fraction form
    703,912.34/1,055,847.84 = 171,425.64/x
  3. Step 3: Cross multiply
    703,912.34x = 1,055,847.84 × 171,425.64
  4. Step 4: Simplify right side
    703,912.34x = 180,999,391,714.62
  5. Step 5: Solve for x
    x = 180,999,391,714.62/703,912.34
  6. Step 6: Final answer
    x = 257,133.43

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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.