Home / 260,400.45-359,153.91-224,161.41

Finding the Fourth Proportional to 260,400.45, 359,153.91 and 224,161.41

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Solution

The fourth proportional to 260,400.45, 359,153.91 and 224,161.41 is: 309,171.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,400.45 : 359,153.91 = 224,161.41 : x
  2. Step 2: Convert to fraction form
    260,400.45/359,153.91 = 224,161.41/x
  3. Step 3: Cross multiply
    260,400.45x = 359,153.91 × 224,161.41
  4. Step 4: Simplify right side
    260,400.45x = 80,508,446,872.61
  5. Step 5: Solve for x
    x = 80,508,446,872.61/260,400.45
  6. Step 6: Final answer
    x = 309,171.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.