Finding the Fourth Proportional to 248,602.68, 343,060.62 and 145,246.44
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Solution
The fourth proportional to 248,602.68, 343,060.62 and 145,246.44 is: 200,433.61
Step by Step Solution
- Step 1: Write the proportion equation
248,602.68 : 343,060.62 = 145,246.44 : x - Step 2: Convert to fraction form
248,602.68/343,060.62 = 145,246.44/x - Step 3: Cross multiply
248,602.68x = 343,060.62 × 145,246.44 - Step 4: Simplify right side
248,602.68x = 49,828,333,759.19 - Step 5: Solve for x
x = 49,828,333,759.19/248,602.68 - Step 6: Final answer
x = 200,433.61
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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.