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Finding the Fourth Proportional to 895, 1,334.76 and 833.44

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Solution

The fourth proportional to 895, 1,334.76 and 833.44 is: 1,242.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    895 : 1,334.76 = 833.44 : x
  2. Step 2: Convert to fraction form
    895/1,334.76 = 833.44/x
  3. Step 3: Cross multiply
    895x = 1,334.76 × 833.44
  4. Step 4: Simplify right side
    895x = 1,112,442.37
  5. Step 5: Solve for x
    x = 1,112,442.37/895
  6. Step 6: Final answer
    x = 1,242.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.