Home / 967,974.32-1,335,749.70-538,245.22

Finding the Fourth Proportional to 967,974.32, 1,335,749.70 and 538,245.22

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Solution

The fourth proportional to 967,974.32, 1,335,749.70 and 538,245.22 is: 742,747.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,974.32 : 1,335,749.70 = 538,245.22 : x
  2. Step 2: Convert to fraction form
    967,974.32/1,335,749.70 = 538,245.22/x
  3. Step 3: Cross multiply
    967,974.32x = 1,335,749.70 × 538,245.22
  4. Step 4: Simplify right side
    967,974.32x = 718,960,891,141.43
  5. Step 5: Solve for x
    x = 718,960,891,141.43/967,974.32
  6. Step 6: Final answer
    x = 742,747.90

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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.