Finding the Fourth Proportional to 437,430.07, 603,653.49 and 236,226.07
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Solution
The fourth proportional to 437,430.07, 603,653.49 and 236,226.07 is: 325,991.97
Step by Step Solution
- Step 1: Write the proportion equation
437,430.07 : 603,653.49 = 236,226.07 : x - Step 2: Convert to fraction form
437,430.07/603,653.49 = 236,226.07/x - Step 3: Cross multiply
437,430.07x = 603,653.49 × 236,226.07 - Step 4: Simplify right side
437,430.07x = 142,598,691,584.48 - Step 5: Solve for x
x = 142,598,691,584.48/437,430.07 - Step 6: Final answer
x = 325,991.97
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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.