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Finding the Fourth Proportional to 437,514.47, 603,770.37 and 236,310.47

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Solution

The fourth proportional to 437,514.47, 603,770.37 and 236,310.47 is: 326,108.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,514.47 : 603,770.37 = 236,310.47 : x
  2. Step 2: Convert to fraction form
    437,514.47/603,770.37 = 236,310.47/x
  3. Step 3: Cross multiply
    437,514.47x = 603,770.37 × 236,310.47
  4. Step 4: Simplify right side
    437,514.47x = 142,677,259,595.14
  5. Step 5: Solve for x
    x = 142,677,259,595.14/437,514.47
  6. Step 6: Final answer
    x = 326,108.67

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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.