Finding the Fourth Proportional to 543,067.68, 814,274.08 and 243,494.08
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Solution
The fourth proportional to 543,067.68, 814,274.08 and 243,494.08 is: 365,094.31
Step by Step Solution
- Step 1: Write the proportion equation
543,067.68 : 814,274.08 = 243,494.08 : x - Step 2: Convert to fraction form
543,067.68/814,274.08 = 243,494.08/x - Step 3: Cross multiply
543,067.68x = 814,274.08 × 243,494.08 - Step 4: Simplify right side
543,067.68x = 198,270,917,977.45 - Step 5: Solve for x
x = 198,270,917,977.45/543,067.68 - Step 6: Final answer
x = 365,094.31
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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.