Finding the Third Proportional to 248,356.13 and 393,432.19
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Solution
The third proportional to 248,356.13 and 393,432.19 is: 623,253.75
Step by Step Solution
- Step 1: Write the proportion equation
248,356.13 : 393,432.19 = 393,432.19 : x - Step 2: Convert to fraction form
248,356.13/393,432.19 = 393,432.19/x - Step 3: Cross multiply
248,356.13x = 393,432.19 × 393,432.19 - Step 4: Simplify right side
248,356.13x = 154,788,886,161.04 - Step 5: Solve for x
x = 154,788,886,161.04/248,356.13 - Step 6: Final answer
x = 623,253.75
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Why These Related Problems?
These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.