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Finding the Fourth Proportional to 430.96, 594.46 and 265.04

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Solution

The fourth proportional to 430.96, 594.46 and 265.04 is: 365.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    430.96 : 594.46 = 265.04 : x
  2. Step 2: Convert to fraction form
    430.96/594.46 = 265.04/x
  3. Step 3: Cross multiply
    430.96x = 594.46 × 265.04
  4. Step 4: Simplify right side
    430.96x = 157,555.68
  5. Step 5: Solve for x
    x = 157,555.68/430.96
  6. Step 6: Final answer
    x = 365.59

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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.