Home / 428,166.32-590,844.24-234,535.52

Finding the Fourth Proportional to 428,166.32, 590,844.24 and 234,535.52

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Solution

The fourth proportional to 428,166.32, 590,844.24 and 234,535.52 is: 323,645.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,166.32 : 590,844.24 = 234,535.52 : x
  2. Step 2: Convert to fraction form
    428,166.32/590,844.24 = 234,535.52/x
  3. Step 3: Cross multiply
    428,166.32x = 590,844.24 × 234,535.52
  4. Step 4: Simplify right side
    428,166.32x = 138,573,961,067.41
  5. Step 5: Solve for x
    x = 138,573,961,067.41/428,166.32
  6. Step 6: Final answer
    x = 323,645.17

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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.