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Finding the Fourth Proportional to 430.26, 593.61 and 264.35

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Solution

The fourth proportional to 430.26, 593.61 and 264.35 is: 364.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    430.26 : 593.61 = 264.35 : x
  2. Step 2: Convert to fraction form
    430.26/593.61 = 264.35/x
  3. Step 3: Cross multiply
    430.26x = 593.61 × 264.35
  4. Step 4: Simplify right side
    430.26x = 156,917.84
  5. Step 5: Solve for x
    x = 156,917.84/430.26
  6. Step 6: Final answer
    x = 364.70

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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.