Finding the Fourth Proportional to 442,167.82, 610,115.55 and 248,548.69
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Solution
The fourth proportional to 442,167.82, 610,115.55 and 248,548.69 is: 342,954.45
Step by Step Solution
- Step 1: Write the proportion equation
442,167.82 : 610,115.55 = 248,548.69 : x - Step 2: Convert to fraction form
442,167.82/610,115.55 = 248,548.69/x - Step 3: Cross multiply
442,167.82x = 610,115.55 × 248,548.69 - Step 4: Simplify right side
442,167.82x = 151,643,420,701.13 - Step 5: Solve for x
x = 151,643,420,701.13/442,167.82 - Step 6: Final answer
x = 342,954.45
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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.