Home / 866,492.84-1,299,238.98-267,293.12

Finding the Fourth Proportional to 866,492.84, 1,299,238.98 and 267,293.12

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Solution

The fourth proportional to 866,492.84, 1,299,238.98 and 267,293.12 is: 400,785.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,492.84 : 1,299,238.98 = 267,293.12 : x
  2. Step 2: Convert to fraction form
    866,492.84/1,299,238.98 = 267,293.12/x
  3. Step 3: Cross multiply
    866,492.84x = 1,299,238.98 × 267,293.12
  4. Step 4: Simplify right side
    866,492.84x = 347,277,640,589.82
  5. Step 5: Solve for x
    x = 347,277,640,589.82/866,492.84
  6. Step 6: Final answer
    x = 400,785.36

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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.