Home / 866,492.84-1,299,238.97-267,293.11

Finding the Fourth Proportional to 866,492.84, 1,299,238.97 and 267,293.11

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Solution

The fourth proportional to 866,492.84, 1,299,238.97 and 267,293.11 is: 400,785.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,492.84 : 1,299,238.97 = 267,293.11 : x
  2. Step 2: Convert to fraction form
    866,492.84/1,299,238.97 = 267,293.11/x
  3. Step 3: Cross multiply
    866,492.84x = 1,299,238.97 × 267,293.11
  4. Step 4: Simplify right side
    866,492.84x = 347,277,624,924.50
  5. Step 5: Solve for x
    x = 347,277,624,924.50/866,492.84
  6. Step 6: Final answer
    x = 400,785.34

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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.