Home / 437,188.72-603,351.30-243,609.26

Finding the Fourth Proportional to 437,188.72, 603,351.30 and 243,609.26

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Solution

The fourth proportional to 437,188.72, 603,351.30 and 243,609.26 is: 336,197.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,188.72 : 603,351.30 = 243,609.26 : x
  2. Step 2: Convert to fraction form
    437,188.72/603,351.30 = 243,609.26/x
  3. Step 3: Cross multiply
    437,188.72x = 603,351.30 × 243,609.26
  4. Step 4: Simplify right side
    437,188.72x = 146,981,963,713.04
  5. Step 5: Solve for x
    x = 146,981,963,713.04/437,188.72
  6. Step 6: Final answer
    x = 336,197.98

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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.