Finding the Fourth Proportional to 614,653.26, 921,946.68 and 235,755.51
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Solution
The fourth proportional to 614,653.26, 921,946.68 and 235,755.51 is: 353,620.53
Step by Step Solution
- Step 1: Write the proportion equation
614,653.26 : 921,946.68 = 235,755.51 : x - Step 2: Convert to fraction form
614,653.26/921,946.68 = 235,755.51/x - Step 3: Cross multiply
614,653.26x = 921,946.68 × 235,755.51 - Step 4: Simplify right side
614,653.26x = 217,354,009,736.21 - Step 5: Solve for x
x = 217,354,009,736.21/614,653.26 - Step 6: Final answer
x = 353,620.53
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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.