Finding the Third Proportional to 221,523.19 and 485,939.67
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Solution
The third proportional to 221,523.19 and 485,939.67 is: 1,065,971.32
Step by Step Solution
- Step 1: Write the proportion equation
221,523.19 : 485,939.67 = 485,939.67 : x - Step 2: Convert to fraction form
221,523.19/485,939.67 = 485,939.67/x - Step 3: Cross multiply
221,523.19x = 485,939.67 × 485,939.67 - Step 4: Simplify right side
221,523.19x = 236,137,364,701.98 - Step 5: Solve for x
x = 236,137,364,701.98/221,523.19 - Step 6: Final answer
x = 1,065,971.32
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.