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Finding the Fourth Proportional to 437,402, 603,614.76 and 236,198

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Solution

The fourth proportional to 437,402, 603,614.76 and 236,198 is: 325,953.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,402 : 603,614.76 = 236,198 : x
  2. Step 2: Convert to fraction form
    437,402/603,614.76 = 236,198/x
  3. Step 3: Cross multiply
    437,402x = 603,614.76 × 236,198
  4. Step 4: Simplify right side
    437,402x = 142,572,599,082.48
  5. Step 5: Solve for x
    x = 142,572,599,082.48/437,402
  6. Step 6: Final answer
    x = 325,953.24

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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.