Finding the Fourth Proportional to 276,737.26, 415,237.11 and 164,638.93
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Solution
The fourth proportional to 276,737.26, 415,237.11 and 164,638.93 is: 247,036.46
Step by Step Solution
- Step 1: Write the proportion equation
276,737.26 : 415,237.11 = 164,638.93 : x - Step 2: Convert to fraction form
276,737.26/415,237.11 = 164,638.93/x - Step 3: Cross multiply
276,737.26x = 415,237.11 × 164,638.93 - Step 4: Simplify right side
276,737.26x = 68,364,193,486.69 - Step 5: Solve for x
x = 68,364,193,486.69/276,737.26 - Step 6: Final answer
x = 247,036.46
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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.