Home / 396,122.41-546,718.81-235,066.27

Finding the Fourth Proportional to 396,122.41, 546,718.81 and 235,066.27

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Solution

The fourth proportional to 396,122.41, 546,718.81 and 235,066.27 is: 324,432.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,122.41 : 546,718.81 = 235,066.27 : x
  2. Step 2: Convert to fraction form
    396,122.41/546,718.81 = 235,066.27/x
  3. Step 3: Cross multiply
    396,122.41x = 546,718.81 × 235,066.27
  4. Step 4: Simplify right side
    396,122.41x = 128,515,151,405.54
  5. Step 5: Solve for x
    x = 128,515,151,405.54/396,122.41
  6. Step 6: Final answer
    x = 324,432.92

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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.