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Finding the Fourth Proportional to 437,591.25, 603,876.48 and 236,387.25

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Solution

The fourth proportional to 437,591.25, 603,876.48 and 236,387.25 is: 326,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,591.25 : 603,876.48 = 236,387.25 : x
  2. Step 2: Convert to fraction form
    437,591.25/603,876.48 = 236,387.25/x
  3. Step 3: Cross multiply
    437,591.25x = 603,876.48 × 236,387.25
  4. Step 4: Simplify right side
    437,591.25x = 142,748,700,446.88
  5. Step 5: Solve for x
    x = 142,748,700,446.88/437,591.25
  6. Step 6: Final answer
    x = 326,214.70

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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.