Home / 967,969.71-1,335,743.33-538,240.61

Finding the Fourth Proportional to 967,969.71, 1,335,743.33 and 538,240.61

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Solution

The fourth proportional to 967,969.71, 1,335,743.33 and 538,240.61 is: 742,741.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,969.71 : 1,335,743.33 = 538,240.61 : x
  2. Step 2: Convert to fraction form
    967,969.71/1,335,743.33 = 538,240.61/x
  3. Step 3: Cross multiply
    967,969.71x = 1,335,743.33 × 538,240.61
  4. Step 4: Simplify right side
    967,969.71x = 718,951,309,932.19
  5. Step 5: Solve for x
    x = 718,951,309,932.19/967,969.71
  6. Step 6: Final answer
    x = 742,741.54

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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.