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Finding the Fourth Proportional to 895.55, 1,343.40 and 246.29

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Solution

The fourth proportional to 895.55, 1,343.40 and 246.29 is: 369.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.55 : 1,343.40 = 246.29 : x
  2. Step 2: Convert to fraction form
    895.55/1,343.40 = 246.29/x
  3. Step 3: Cross multiply
    895.55x = 1,343.40 × 246.29
  4. Step 4: Simplify right side
    895.55x = 330,865.99
  5. Step 5: Solve for x
    x = 330,865.99/895.55
  6. Step 6: Final answer
    x = 369.46

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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.