Home / 703,149.78-1,054,725.21-170,671.33

Finding the Fourth Proportional to 703,149.78, 1,054,725.21 and 170,671.33

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Solution

The fourth proportional to 703,149.78, 1,054,725.21 and 170,671.33 is: 256,007.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,149.78 : 1,054,725.21 = 170,671.33 : x
  2. Step 2: Convert to fraction form
    703,149.78/1,054,725.21 = 170,671.33/x
  3. Step 3: Cross multiply
    703,149.78x = 1,054,725.21 × 170,671.33
  4. Step 4: Simplify right side
    703,149.78x = 180,011,354,375.23
  5. Step 5: Solve for x
    x = 180,011,354,375.23/703,149.78
  6. Step 6: Final answer
    x = 256,007.13

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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.