Home / 703,148.78-1,054,723.71-170,670.33

Finding the Fourth Proportional to 703,148.78, 1,054,723.71 and 170,670.33

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Solution

The fourth proportional to 703,148.78, 1,054,723.71 and 170,670.33 is: 256,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,148.78 : 1,054,723.71 = 170,670.33 : x
  2. Step 2: Convert to fraction form
    703,148.78/1,054,723.71 = 170,670.33/x
  3. Step 3: Cross multiply
    703,148.78x = 1,054,723.71 × 170,670.33
  4. Step 4: Simplify right side
    703,148.78x = 180,010,043,644.52
  5. Step 5: Solve for x
    x = 180,010,043,644.52/703,148.78
  6. Step 6: Final answer
    x = 256,005.63

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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.