Finding the Third Proportional to 619,382.25 and 917,559
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Solution
The third proportional to 619,382.25 and 917,559 is: 1,359,280.99
Step by Step Solution
- Step 1: Write the proportion equation
619,382.25 : 917,559 = 917,559 : x - Step 2: Convert to fraction form
619,382.25/917,559 = 917,559/x - Step 3: Cross multiply
619,382.25x = 917,559 × 917,559 - Step 4: Simplify right side
619,382.25x = 841,914,518,481 - Step 5: Solve for x
x = 841,914,518,481/619,382.25 - Step 6: Final answer
x = 1,359,280.99
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Why These Related Problems?
These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.