Finding the Fourth Proportional to 793,815.30, 1,095,460.74 and 431,236.26
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Solution
The fourth proportional to 793,815.30, 1,095,460.74 and 431,236.26 is: 595,103.66
Step by Step Solution
- Step 1: Write the proportion equation
793,815.30 : 1,095,460.74 = 431,236.26 : x - Step 2: Convert to fraction form
793,815.30/1,095,460.74 = 431,236.26/x - Step 3: Cross multiply
793,815.30x = 1,095,460.74 × 431,236.26 - Step 4: Simplify right side
793,815.30x = 472,402,392,494.43 - Step 5: Solve for x
x = 472,402,392,494.43/793,815.30 - Step 6: Final answer
x = 595,103.66
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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.