Home / 703,648.28-1,054,832.72-366,292.59

Finding the Fourth Proportional to 703,648.28, 1,054,832.72 and 366,292.59

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Solution

The fourth proportional to 703,648.28, 1,054,832.72 and 366,292.59 is: 549,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,648.28 : 1,054,832.72 = 366,292.59 : x
  2. Step 2: Convert to fraction form
    703,648.28/1,054,832.72 = 366,292.59/x
  3. Step 3: Cross multiply
    703,648.28x = 1,054,832.72 × 366,292.59
  4. Step 4: Simplify right side
    703,648.28x = 386,377,407,194.08
  5. Step 5: Solve for x
    x = 386,377,407,194.08/703,648.28
  6. Step 6: Final answer
    x = 549,105.88

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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.