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Finding the Fourth Proportional to 436.03, 598.69 and 373.84

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Solution

The fourth proportional to 436.03, 598.69 and 373.84 is: 513.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.03 : 598.69 = 373.84 : x
  2. Step 2: Convert to fraction form
    436.03/598.69 = 373.84/x
  3. Step 3: Cross multiply
    436.03x = 598.69 × 373.84
  4. Step 4: Simplify right side
    436.03x = 223,814.92
  5. Step 5: Solve for x
    x = 223,814.92/436.03
  6. Step 6: Final answer
    x = 513.30

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.