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Finding the Fourth Proportional to 895.77, 1,234.85 and 633.33

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Solution

The fourth proportional to 895.77, 1,234.85 and 633.33 is: 873.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.77 : 1,234.85 = 633.33 : x
  2. Step 2: Convert to fraction form
    895.77/1,234.85 = 633.33/x
  3. Step 3: Cross multiply
    895.77x = 1,234.85 × 633.33
  4. Step 4: Simplify right side
    895.77x = 782,064.38
  5. Step 5: Solve for x
    x = 782,064.38/895.77
  6. Step 6: Final answer
    x = 873.06

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1.5x scale

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.