Finding the Fourth Proportional to 629,657.63, 944,486.19 and 156,342.99
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Solution
The fourth proportional to 629,657.63, 944,486.19 and 156,342.99 is: 234,514.42
Step by Step Solution
- Step 1: Write the proportion equation
629,657.63 : 944,486.19 = 156,342.99 : x - Step 2: Convert to fraction form
629,657.63/944,486.19 = 156,342.99/x - Step 3: Cross multiply
629,657.63x = 944,486.19 × 156,342.99 - Step 4: Simplify right side
629,657.63x = 147,663,796,837.64 - Step 5: Solve for x
x = 147,663,796,837.64/629,657.63 - Step 6: Final answer
x = 234,514.42
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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.