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Finding the Fourth Proportional to 889,350, 1,334,163.24 and 298,512.24

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Solution

The fourth proportional to 889,350, 1,334,163.24 and 298,512.24 is: 447,814.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,350 : 1,334,163.24 = 298,512.24 : x
  2. Step 2: Convert to fraction form
    889,350/1,334,163.24 = 298,512.24/x
  3. Step 3: Cross multiply
    889,350x = 1,334,163.24 × 298,512.24
  4. Step 4: Simplify right side
    889,350x = 398,264,057,298.06
  5. Step 5: Solve for x
    x = 398,264,057,298.06/889,350
  6. Step 6: Final answer
    x = 447,814.76

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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.