Home / 427,736.25-590,255.87-234,140.13

Finding the Fourth Proportional to 427,736.25, 590,255.87 and 234,140.13

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Solution

The fourth proportional to 427,736.25, 590,255.87 and 234,140.13 is: 323,102.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,736.25 : 590,255.87 = 234,140.13 : x
  2. Step 2: Convert to fraction form
    427,736.25/590,255.87 = 234,140.13/x
  3. Step 3: Cross multiply
    427,736.25x = 590,255.87 × 234,140.13
  4. Step 4: Simplify right side
    427,736.25x = 138,202,584,964.36
  5. Step 5: Solve for x
    x = 138,202,584,964.36/427,736.25
  6. Step 6: Final answer
    x = 323,102.34

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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.