Home / 437,728.43-604,346.32-274,608.53

Finding the Fourth Proportional to 437,728.43, 604,346.32 and 274,608.53

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Solution

The fourth proportional to 437,728.43, 604,346.32 and 274,608.53 is: 379,136.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,728.43 : 604,346.32 = 274,608.53 : x
  2. Step 2: Convert to fraction form
    437,728.43/604,346.32 = 274,608.53/x
  3. Step 3: Cross multiply
    437,728.43x = 604,346.32 × 274,608.53
  4. Step 4: Simplify right side
    437,728.43x = 165,958,652,589.26
  5. Step 5: Solve for x
    x = 165,958,652,589.26/437,728.43
  6. Step 6: Final answer
    x = 379,136.11

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1.5x scale

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.