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Finding the Fourth Proportional to 895.79, 1,343.48 and 246.58

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Solution

The fourth proportional to 895.79, 1,343.48 and 246.58 is: 369.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.79 : 1,343.48 = 246.58 : x
  2. Step 2: Convert to fraction form
    895.79/1,343.48 = 246.58/x
  3. Step 3: Cross multiply
    895.79x = 1,343.48 × 246.58
  4. Step 4: Simplify right side
    895.79x = 331,275.30
  5. Step 5: Solve for x
    x = 331,275.30/895.79
  6. Step 6: Final answer
    x = 369.81

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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.