Home / 866,383.90-1,299,749.17-267,322.58

Finding the Fourth Proportional to 866,383.90, 1,299,749.17 and 267,322.58

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Solution

The fourth proportional to 866,383.90, 1,299,749.17 and 267,322.58 is: 401,037.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,383.90 : 1,299,749.17 = 267,322.58 : x
  2. Step 2: Convert to fraction form
    866,383.90/1,299,749.17 = 267,322.58/x
  3. Step 3: Cross multiply
    866,383.90x = 1,299,749.17 × 267,322.58
  4. Step 4: Simplify right side
    866,383.90x = 347,452,299,685.50
  5. Step 5: Solve for x
    x = 347,452,299,685.50/866,383.90
  6. Step 6: Final answer
    x = 401,037.35

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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.