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Finding the Fourth Proportional to 696.04, 958.34 and 590.91

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Solution

The fourth proportional to 696.04, 958.34 and 590.91 is: 813.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    696.04 : 958.34 = 590.91 : x
  2. Step 2: Convert to fraction form
    696.04/958.34 = 590.91/x
  3. Step 3: Cross multiply
    696.04x = 958.34 × 590.91
  4. Step 4: Simplify right side
    696.04x = 566,292.69
  5. Step 5: Solve for x
    x = 566,292.69/696.04
  6. Step 6: Final answer
    x = 813.59

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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.