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Finding the Fourth Proportional to 600.42, 899.70 and 356.64

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Solution

The fourth proportional to 600.42, 899.70 and 356.64 is: 534.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.42 : 899.70 = 356.64 : x
  2. Step 2: Convert to fraction form
    600.42/899.70 = 356.64/x
  3. Step 3: Cross multiply
    600.42x = 899.70 × 356.64
  4. Step 4: Simplify right side
    600.42x = 320,869.01
  5. Step 5: Solve for x
    x = 320,869.01/600.42
  6. Step 6: Final answer
    x = 534.41

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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.