Finding the Third Proportional to 310,186.13 and 671,901.75
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Solution
The third proportional to 310,186.13 and 671,901.75 is: 1,455,422.81
Step by Step Solution
- Step 1: Write the proportion equation
310,186.13 : 671,901.75 = 671,901.75 : x - Step 2: Convert to fraction form
310,186.13/671,901.75 = 671,901.75/x - Step 3: Cross multiply
310,186.13x = 671,901.75 × 671,901.75 - Step 4: Simplify right side
310,186.13x = 451,451,961,653.06 - Step 5: Solve for x
x = 451,451,961,653.06/310,186.13 - Step 6: Final answer
x = 1,455,422.81
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.