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Finding the Fourth Proportional to 600.37, 828.26 and 434.21

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Solution

The fourth proportional to 600.37, 828.26 and 434.21 is: 599.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.37 : 828.26 = 434.21 : x
  2. Step 2: Convert to fraction form
    600.37/828.26 = 434.21/x
  3. Step 3: Cross multiply
    600.37x = 828.26 × 434.21
  4. Step 4: Simplify right side
    600.37x = 359,636.60
  5. Step 5: Solve for x
    x = 359,636.60/600.37
  6. Step 6: Final answer
    x = 599.03

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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.