Home / 719,116.88-1,078,394.96-269,592.70

Finding the Fourth Proportional to 719,116.88, 1,078,394.96 and 269,592.70

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Solution

The fourth proportional to 719,116.88, 1,078,394.96 and 269,592.70 is: 404,283.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,116.88 : 1,078,394.96 = 269,592.70 : x
  2. Step 2: Convert to fraction form
    719,116.88/1,078,394.96 = 269,592.70/x
  3. Step 3: Cross multiply
    719,116.88x = 1,078,394.96 × 269,592.70
  4. Step 4: Simplify right side
    719,116.88x = 290,727,408,932.79
  5. Step 5: Solve for x
    x = 290,727,408,932.79/719,116.88
  6. Step 6: Final answer
    x = 404,283.94

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.