Home / 703,970.07-1,055,942.55-171,489.84

Finding the Fourth Proportional to 703,970.07, 1,055,942.55 and 171,489.84

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Solution

The fourth proportional to 703,970.07, 1,055,942.55 and 171,489.84 is: 257,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,970.07 : 1,055,942.55 = 171,489.84 : x
  2. Step 2: Convert to fraction form
    703,970.07/1,055,942.55 = 171,489.84/x
  3. Step 3: Cross multiply
    703,970.07x = 1,055,942.55 × 171,489.84
  4. Step 4: Simplify right side
    703,970.07x = 181,083,418,948.69
  5. Step 5: Solve for x
    x = 181,083,418,948.69/703,970.07
  6. Step 6: Final answer
    x = 257,231.70

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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.