Home / 396,374.04-546,960-235,201.32

Finding the Fourth Proportional to 396,374.04, 546,960 and 235,201.32

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Solution

The fourth proportional to 396,374.04, 546,960 and 235,201.32 is: 324,556.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,374.04 : 546,960 = 235,201.32 : x
  2. Step 2: Convert to fraction form
    396,374.04/546,960 = 235,201.32/x
  3. Step 3: Cross multiply
    396,374.04x = 546,960 × 235,201.32
  4. Step 4: Simplify right side
    396,374.04x = 128,645,713,987.20
  5. Step 5: Solve for x
    x = 128,645,713,987.20/396,374.04
  6. Step 6: Final answer
    x = 324,556.36

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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.