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Finding the Fourth Proportional to 696.14, 1,045.14 and 594.08

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Solution

The fourth proportional to 696.14, 1,045.14 and 594.08 is: 891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    696.14 : 1,045.14 = 594.08 : x
  2. Step 2: Convert to fraction form
    696.14/1,045.14 = 594.08/x
  3. Step 3: Cross multiply
    696.14x = 1,045.14 × 594.08
  4. Step 4: Simplify right side
    696.14x = 620,896.77
  5. Step 5: Solve for x
    x = 620,896.77/696.14
  6. Step 6: Final answer
    x = 891.91

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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.