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Finding the Fourth Proportional to 895.65, 1,343.31 and 246.33

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Solution

The fourth proportional to 895.65, 1,343.31 and 246.33 is: 369.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.65 : 1,343.31 = 246.33 : x
  2. Step 2: Convert to fraction form
    895.65/1,343.31 = 246.33/x
  3. Step 3: Cross multiply
    895.65x = 1,343.31 × 246.33
  4. Step 4: Simplify right side
    895.65x = 330,897.55
  5. Step 5: Solve for x
    x = 330,897.55/895.65
  6. Step 6: Final answer
    x = 369.45

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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.