Finding the Third Proportional to 258,346.13 and 377,312.63
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Solution
The third proportional to 258,346.13 and 377,312.63 is: 551,062.33
Step by Step Solution
- Step 1: Write the proportion equation
258,346.13 : 377,312.63 = 377,312.63 : x - Step 2: Convert to fraction form
258,346.13/377,312.63 = 377,312.63/x - Step 3: Cross multiply
258,346.13x = 377,312.63 × 377,312.63 - Step 4: Simplify right side
258,346.13x = 142,364,816,984.39 - Step 5: Solve for x
x = 142,364,816,984.39/258,346.13 - Step 6: Final answer
x = 551,062.33
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.