Finding the Fourth Proportional to 437,591.75, 603,877.16 and 236,387.75
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Solution
The fourth proportional to 437,591.75, 603,877.16 and 236,387.75 is: 326,215.39
Step by Step Solution
- Step 1: Write the proportion equation
437,591.75 : 603,877.16 = 236,387.75 : x - Step 2: Convert to fraction form
437,591.75/603,877.16 = 236,387.75/x - Step 3: Cross multiply
437,591.75x = 603,877.16 × 236,387.75 - Step 4: Simplify right side
437,591.75x = 142,749,163,128.79 - Step 5: Solve for x
x = 142,749,163,128.79/437,591.75 - Step 6: Final answer
x = 326,215.39
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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.