Finding the Fourth Proportional to 437,679.18, 656,255.93 and 171,122.09
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Solution
The fourth proportional to 437,679.18, 656,255.93 and 171,122.09 is: 256,580.36
Step by Step Solution
- Step 1: Write the proportion equation
437,679.18 : 656,255.93 = 171,122.09 : x - Step 2: Convert to fraction form
437,679.18/656,255.93 = 171,122.09/x - Step 3: Cross multiply
437,679.18x = 656,255.93 × 171,122.09 - Step 4: Simplify right side
437,679.18x = 112,299,882,179.60 - Step 5: Solve for x
x = 112,299,882,179.60/437,679.18 - Step 6: Final answer
x = 256,580.36
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.