Finding the Third Proportional to 258,211.13 and 559,302.19
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Solution
The third proportional to 258,211.13 and 559,302.19 is: 1,211,485.12
Step by Step Solution
- Step 1: Write the proportion equation
258,211.13 : 559,302.19 = 559,302.19 : x - Step 2: Convert to fraction form
258,211.13/559,302.19 = 559,302.19/x - Step 3: Cross multiply
258,211.13x = 559,302.19 × 559,302.19 - Step 4: Simplify right side
258,211.13x = 312,818,936,942.29 - Step 5: Solve for x
x = 312,818,936,942.29/258,211.13 - Step 6: Final answer
x = 1,211,485.12
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.