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Finding the Fourth Proportional to 895.28, 1,342.88 and 246.04

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Solution

The fourth proportional to 895.28, 1,342.88 and 246.04 is: 369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.28 : 1,342.88 = 246.04 : x
  2. Step 2: Convert to fraction form
    895.28/1,342.88 = 246.04/x
  3. Step 3: Cross multiply
    895.28x = 1,342.88 × 246.04
  4. Step 4: Simplify right side
    895.28x = 330,402.20
  5. Step 5: Solve for x
    x = 330,402.20/895.28
  6. Step 6: Final answer
    x = 369.05

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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.