Finding the Fourth Proportional to 437,435.42, 603,660.90 and 236,231.42
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Solution
The fourth proportional to 437,435.42, 603,660.90 and 236,231.42 is: 325,999.37
Step by Step Solution
- Step 1: Write the proportion equation
437,435.42 : 603,660.90 = 236,231.42 : x - Step 2: Convert to fraction form
437,435.42/603,660.90 = 236,231.42/x - Step 3: Cross multiply
437,435.42x = 603,660.90 × 236,231.42 - Step 4: Simplify right side
437,435.42x = 142,603,670,424.32 - Step 5: Solve for x
x = 142,603,670,424.32/437,435.42 - Step 6: Final answer
x = 325,999.37
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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.