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Finding the Fourth Proportional to 895.88, 1,236.22 and 502.94

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Solution

The fourth proportional to 895.88, 1,236.22 and 502.94 is: 694.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.88 : 1,236.22 = 502.94 : x
  2. Step 2: Convert to fraction form
    895.88/1,236.22 = 502.94/x
  3. Step 3: Cross multiply
    895.88x = 1,236.22 × 502.94
  4. Step 4: Simplify right side
    895.88x = 621,744.49
  5. Step 5: Solve for x
    x = 621,744.49/895.88
  6. Step 6: Final answer
    x = 694.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.