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Finding the Fourth Proportional to 504.35, 694.43 and 483.59

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Solution

The fourth proportional to 504.35, 694.43 and 483.59 is: 665.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.35 : 694.43 = 483.59 : x
  2. Step 2: Convert to fraction form
    504.35/694.43 = 483.59/x
  3. Step 3: Cross multiply
    504.35x = 694.43 × 483.59
  4. Step 4: Simplify right side
    504.35x = 335,813.51
  5. Step 5: Solve for x
    x = 335,813.51/504.35
  6. Step 6: Final answer
    x = 665.84

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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.