Finding the Third Proportional to 421,719.75 and 910,797.75
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Solution
The third proportional to 421,719.75 and 910,797.75 is: 1,967,070.65
Step by Step Solution
- Step 1: Write the proportion equation
421,719.75 : 910,797.75 = 910,797.75 : x - Step 2: Convert to fraction form
421,719.75/910,797.75 = 910,797.75/x - Step 3: Cross multiply
421,719.75x = 910,797.75 × 910,797.75 - Step 4: Simplify right side
421,719.75x = 829,552,541,405.06 - Step 5: Solve for x
x = 829,552,541,405.06/421,719.75 - Step 6: Final answer
x = 1,967,070.65
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.