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Finding the Fourth Proportional to 437,546, 603,813.72 and 236,342

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Solution

The fourth proportional to 437,546, 603,813.72 and 236,342 is: 326,152.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,546 : 603,813.72 = 236,342 : x
  2. Step 2: Convert to fraction form
    437,546/603,813.72 = 236,342/x
  3. Step 3: Cross multiply
    437,546x = 603,813.72 × 236,342
  4. Step 4: Simplify right side
    437,546x = 142,706,542,212.24
  5. Step 5: Solve for x
    x = 142,706,542,212.24/437,546
  6. Step 6: Final answer
    x = 326,152.09

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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.