Home / 866,460.31-1,299,815.01-267,472.75

Finding the Fourth Proportional to 866,460.31, 1,299,815.01 and 267,472.75

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Solution

The fourth proportional to 866,460.31, 1,299,815.01 and 267,472.75 is: 401,247.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,460.31 : 1,299,815.01 = 267,472.75 : x
  2. Step 2: Convert to fraction form
    866,460.31/1,299,815.01 = 267,472.75/x
  3. Step 3: Cross multiply
    866,460.31x = 1,299,815.01 × 267,472.75
  4. Step 4: Simplify right side
    866,460.31x = 347,665,095,215.98
  5. Step 5: Solve for x
    x = 347,665,095,215.98/866,460.31
  6. Step 6: Final answer
    x = 401,247.57

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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.