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Finding the Fourth Proportional to 436.11, 601.35 and 374.13

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Solution

The fourth proportional to 436.11, 601.35 and 374.13 is: 515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.11 : 601.35 = 374.13 : x
  2. Step 2: Convert to fraction form
    436.11/601.35 = 374.13/x
  3. Step 3: Cross multiply
    436.11x = 601.35 × 374.13
  4. Step 4: Simplify right side
    436.11x = 224,983.08
  5. Step 5: Solve for x
    x = 224,983.08/436.11
  6. Step 6: Final answer
    x = 515.89

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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.