Home / 426,220.03-588,179.64-235,229.32

Finding the Fourth Proportional to 426,220.03, 588,179.64 and 235,229.32

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Solution

The fourth proportional to 426,220.03, 588,179.64 and 235,229.32 is: 324,614.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,220.03 : 588,179.64 = 235,229.32 : x
  2. Step 2: Convert to fraction form
    426,220.03/588,179.64 = 235,229.32/x
  3. Step 3: Cross multiply
    426,220.03x = 588,179.64 × 235,229.32
  4. Step 4: Simplify right side
    426,220.03x = 138,357,096,755.05
  5. Step 5: Solve for x
    x = 138,357,096,755.05/426,220.03
  6. Step 6: Final answer
    x = 324,614.25

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.