Home / 666,960.56-1,000,579.13-267,632.48

Finding the Fourth Proportional to 666,960.56, 1,000,579.13 and 267,632.48

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Solution

The fourth proportional to 666,960.56, 1,000,579.13 and 267,632.48 is: 401,504.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,960.56 : 1,000,579.13 = 267,632.48 : x
  2. Step 2: Convert to fraction form
    666,960.56/1,000,579.13 = 267,632.48/x
  3. Step 3: Cross multiply
    666,960.56x = 1,000,579.13 × 267,632.48
  4. Step 4: Simplify right side
    666,960.56x = 267,787,477,168.67
  5. Step 5: Solve for x
    x = 267,787,477,168.67/666,960.56
  6. Step 6: Final answer
    x = 401,504.22

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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.