Home / 719,104.84-1,078,377.04-269,580.52

Finding the Fourth Proportional to 719,104.84, 1,078,377.04 and 269,580.52

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Solution

The fourth proportional to 719,104.84, 1,078,377.04 and 269,580.52 is: 404,265.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,104.84 : 1,078,377.04 = 269,580.52 : x
  2. Step 2: Convert to fraction form
    719,104.84/1,078,377.04 = 269,580.52/x
  3. Step 3: Cross multiply
    719,104.84x = 1,078,377.04 × 269,580.52
  4. Step 4: Simplify right side
    719,104.84x = 290,709,443,199.26
  5. Step 5: Solve for x
    x = 290,709,443,199.26/719,104.84
  6. Step 6: Final answer
    x = 404,265.73

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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.