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Finding the Fourth Proportional to 593.10, 818.10 and 436.14

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Solution

The fourth proportional to 593.10, 818.10 and 436.14 is: 601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.10 : 818.10 = 436.14 : x
  2. Step 2: Convert to fraction form
    593.10/818.10 = 436.14/x
  3. Step 3: Cross multiply
    593.10x = 818.10 × 436.14
  4. Step 4: Simplify right side
    593.10x = 356,806.13
  5. Step 5: Solve for x
    x = 356,806.13/593.10
  6. Step 6: Final answer
    x = 601.60

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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.