Finding the Fourth Proportional to 437,434.80, 603,660.02 and 236,230.80
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Solution
The fourth proportional to 437,434.80, 603,660.02 and 236,230.80 is: 325,998.50
Step by Step Solution
- Step 1: Write the proportion equation
437,434.80 : 603,660.02 = 236,230.80 : x - Step 2: Convert to fraction form
437,434.80/603,660.02 = 236,230.80/x - Step 3: Cross multiply
437,434.80x = 603,660.02 × 236,230.80 - Step 4: Simplify right side
437,434.80x = 142,603,089,452.62 - Step 5: Solve for x
x = 142,603,089,452.62/437,434.80 - Step 6: Final answer
x = 325,998.50
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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.