Finding the Fourth Proportional to 775,558.23, 1,163,351.93 and 243,067.47
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Solution
The fourth proportional to 775,558.23, 1,163,351.93 and 243,067.47 is: 364,605.78
Step by Step Solution
- Step 1: Write the proportion equation
775,558.23 : 1,163,351.93 = 243,067.47 : x - Step 2: Convert to fraction form
775,558.23/1,163,351.93 = 243,067.47/x - Step 3: Cross multiply
775,558.23x = 1,163,351.93 × 243,067.47 - Step 4: Simplify right side
775,558.23x = 282,773,010,344.72 - Step 5: Solve for x
x = 282,773,010,344.72/775,558.23 - Step 6: Final answer
x = 364,605.78
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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.