Home / 427,809.35-590,377.07-234,229.60

Finding the Fourth Proportional to 427,809.35, 590,377.07 and 234,229.60

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Solution

The fourth proportional to 427,809.35, 590,377.07 and 234,229.60 is: 323,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,809.35 : 590,377.07 = 234,229.60 : x
  2. Step 2: Convert to fraction form
    427,809.35/590,377.07 = 234,229.60/x
  3. Step 3: Cross multiply
    427,809.35x = 590,377.07 × 234,229.60
  4. Step 4: Simplify right side
    427,809.35x = 138,283,784,955.27
  5. Step 5: Solve for x
    x = 138,283,784,955.27/427,809.35
  6. Step 6: Final answer
    x = 323,236.94

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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.