Finding the Fourth Proportional to 793,818.18, 1,095,476.67 and 431,244.77
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Solution
The fourth proportional to 793,818.18, 1,095,476.67 and 431,244.77 is: 595,121.89
Step by Step Solution
- Step 1: Write the proportion equation
793,818.18 : 1,095,476.67 = 431,244.77 : x - Step 2: Convert to fraction form
793,818.18/1,095,476.67 = 431,244.77/x - Step 3: Cross multiply
793,818.18x = 1,095,476.67 × 431,244.77 - Step 4: Simplify right side
793,818.18x = 472,418,579,117.13 - Step 5: Solve for x
x = 472,418,579,117.13/793,818.18 - Step 6: Final answer
x = 595,121.89
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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.