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Finding the Fourth Proportional to 593.01, 817.91 and 435.59

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Solution

The fourth proportional to 593.01, 817.91 and 435.59 is: 600.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.01 : 817.91 = 435.59 : x
  2. Step 2: Convert to fraction form
    593.01/817.91 = 435.59/x
  3. Step 3: Cross multiply
    593.01x = 817.91 × 435.59
  4. Step 4: Simplify right side
    593.01x = 356,273.61
  5. Step 5: Solve for x
    x = 356,273.61/593.01
  6. Step 6: Final answer
    x = 600.79

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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.