Finding the Fourth Proportional to 543,714.96, 750,305.77 and 302,012.96
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Solution
The fourth proportional to 543,714.96, 750,305.77 and 302,012.96 is: 416,766.28
Step by Step Solution
- Step 1: Write the proportion equation
543,714.96 : 750,305.77 = 302,012.96 : x - Step 2: Convert to fraction form
543,714.96/750,305.77 = 302,012.96/x - Step 3: Cross multiply
543,714.96x = 750,305.77 × 302,012.96 - Step 4: Simplify right side
543,714.96x = 226,602,061,996.22 - Step 5: Solve for x
x = 226,602,061,996.22/543,714.96 - Step 6: Final answer
x = 416,766.28
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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.