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Finding the Fourth Proportional to 570.65, 855.83 and 246.24

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Solution

The fourth proportional to 570.65, 855.83 and 246.24 is: 369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    570.65 : 855.83 = 246.24 : x
  2. Step 2: Convert to fraction form
    570.65/855.83 = 246.24/x
  3. Step 3: Cross multiply
    570.65x = 855.83 × 246.24
  4. Step 4: Simplify right side
    570.65x = 210,740.19
  5. Step 5: Solve for x
    x = 210,740.19/570.65
  6. Step 6: Final answer
    x = 369.30

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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.