Home / 967,984.43-1,335,763.67-538,255.34

Finding the Fourth Proportional to 967,984.43, 1,335,763.67 and 538,255.34

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Solution

The fourth proportional to 967,984.43, 1,335,763.67 and 538,255.34 is: 742,761.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,984.43 : 1,335,763.67 = 538,255.34 : x
  2. Step 2: Convert to fraction form
    967,984.43/1,335,763.67 = 538,255.34/x
  3. Step 3: Cross multiply
    967,984.43x = 1,335,763.67 × 538,255.34
  4. Step 4: Simplify right side
    967,984.43x = 718,981,918,985.40
  5. Step 5: Solve for x
    x = 718,981,918,985.40/967,984.43
  6. Step 6: Final answer
    x = 742,761.87

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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.