Home / 703,147.28-1,054,721.45-170,668.82

Finding the Fourth Proportional to 703,147.28, 1,054,721.45 and 170,668.82

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Solution

The fourth proportional to 703,147.28, 1,054,721.45 and 170,668.82 is: 256,003.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,147.28 : 1,054,721.45 = 170,668.82 : x
  2. Step 2: Convert to fraction form
    703,147.28/1,054,721.45 = 170,668.82/x
  3. Step 3: Cross multiply
    703,147.28x = 1,054,721.45 × 170,668.82
  4. Step 4: Simplify right side
    703,147.28x = 180,008,068,363.67
  5. Step 5: Solve for x
    x = 180,008,068,363.67/703,147.28
  6. Step 6: Final answer
    x = 256,003.36

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1.5x scale

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.