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Finding the Fourth Proportional to 600.14, 827.58 and 475.40

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Solution

The fourth proportional to 600.14, 827.58 and 475.40 is: 655.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.14 : 827.58 = 475.40 : x
  2. Step 2: Convert to fraction form
    600.14/827.58 = 475.40/x
  3. Step 3: Cross multiply
    600.14x = 827.58 × 475.40
  4. Step 4: Simplify right side
    600.14x = 393,431.53
  5. Step 5: Solve for x
    x = 393,431.53/600.14
  6. Step 6: Final answer
    x = 655.57

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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.