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Finding the Fourth Proportional to 430.33, 593.59 and 264.39

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Solution

The fourth proportional to 430.33, 593.59 and 264.39 is: 364.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    430.33 : 593.59 = 264.39 : x
  2. Step 2: Convert to fraction form
    430.33/593.59 = 264.39/x
  3. Step 3: Cross multiply
    430.33x = 593.59 × 264.39
  4. Step 4: Simplify right side
    430.33x = 156,939.26
  5. Step 5: Solve for x
    x = 156,939.26/430.33
  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.