Home / 447,396.96-670,533.56-267,615.04

Finding the Fourth Proportional to 447,396.96, 670,533.56 and 267,615.04

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Solution

The fourth proportional to 447,396.96, 670,533.56 and 267,615.04 is: 401,086.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,396.96 : 670,533.56 = 267,615.04 : x
  2. Step 2: Convert to fraction form
    447,396.96/670,533.56 = 267,615.04/x
  3. Step 3: Cross multiply
    447,396.96x = 670,533.56 × 267,615.04
  4. Step 4: Simplify right side
    447,396.96x = 179,444,865,480.74
  5. Step 5: Solve for x
    x = 179,444,865,480.74/447,396.96
  6. Step 6: Final answer
    x = 401,086.47

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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.