Home / 454,614.30-682,334.55-230,130.90

Finding the Fourth Proportional to 454,614.30, 682,334.55 and 230,130.90

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Solution

The fourth proportional to 454,614.30, 682,334.55 and 230,130.90 is: 345,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,614.30 : 682,334.55 = 230,130.90 : x
  2. Step 2: Convert to fraction form
    454,614.30/682,334.55 = 230,130.90/x
  3. Step 3: Cross multiply
    454,614.30x = 682,334.55 × 230,130.90
  4. Step 4: Simplify right side
    454,614.30x = 157,026,264,092.60
  5. Step 5: Solve for x
    x = 157,026,264,092.60/454,614.30
  6. Step 6: Final answer
    x = 345,405.47

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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.