Home / 437,231.12-603,370.82-238,322.04

Finding the Fourth Proportional to 437,231.12, 603,370.82 and 238,322.04

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Solution

The fourth proportional to 437,231.12, 603,370.82 and 238,322.04 is: 328,879.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,231.12 : 603,370.82 = 238,322.04 : x
  2. Step 2: Convert to fraction form
    437,231.12/603,370.82 = 238,322.04/x
  3. Step 3: Cross multiply
    437,231.12x = 603,370.82 × 238,322.04
  4. Step 4: Simplify right side
    437,231.12x = 143,796,564,698.87
  5. Step 5: Solve for x
    x = 143,796,564,698.87/437,231.12
  6. Step 6: Final answer
    x = 328,879.99

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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.