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Finding the Fourth Proportional to 570.93, 856.73 and 224.25

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Solution

The fourth proportional to 570.93, 856.73 and 224.25 is: 336.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    570.93 : 856.73 = 224.25 : x
  2. Step 2: Convert to fraction form
    570.93/856.73 = 224.25/x
  3. Step 3: Cross multiply
    570.93x = 856.73 × 224.25
  4. Step 4: Simplify right side
    570.93x = 192,121.70
  5. Step 5: Solve for x
    x = 192,121.70/570.93
  6. Step 6: Final answer
    x = 336.51

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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.