Finding the Fourth Proportional to 419,737.25, 579,166.49 and 235,951.34
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Solution
The fourth proportional to 419,737.25, 579,166.49 and 235,951.34 is: 325,572.99
Step by Step Solution
- Step 1: Write the proportion equation
419,737.25 : 579,166.49 = 235,951.34 : x - Step 2: Convert to fraction form
419,737.25/579,166.49 = 235,951.34/x - Step 3: Cross multiply
419,737.25x = 579,166.49 × 235,951.34 - Step 4: Simplify right side
419,737.25x = 136,655,109,398.60 - Step 5: Solve for x
x = 136,655,109,398.60/419,737.25 - Step 6: Final answer
x = 325,572.99
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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.