Home / 723,104.12-1,084,316.21-267,380.48

Finding the Fourth Proportional to 723,104.12, 1,084,316.21 and 267,380.48

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Solution

The fourth proportional to 723,104.12, 1,084,316.21 and 267,380.48 is: 400,945.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,104.12 : 1,084,316.21 = 267,380.48 : x
  2. Step 2: Convert to fraction form
    723,104.12/1,084,316.21 = 267,380.48/x
  3. Step 3: Cross multiply
    723,104.12x = 1,084,316.21 × 267,380.48
  4. Step 4: Simplify right side
    723,104.12x = 289,924,991,078.15
  5. Step 5: Solve for x
    x = 289,924,991,078.15/723,104.12
  6. Step 6: Final answer
    x = 400,945.01

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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.