Finding the Third Proportional to 205,620.19 and 306,718.88
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Solution
The third proportional to 205,620.19 and 306,718.88 is: 457,525.45
Step by Step Solution
- Step 1: Write the proportion equation
205,620.19 : 306,718.88 = 306,718.88 : x - Step 2: Convert to fraction form
205,620.19/306,718.88 = 306,718.88/x - Step 3: Cross multiply
205,620.19x = 306,718.88 × 306,718.88 - Step 4: Simplify right side
205,620.19x = 94,076,468,281.27 - Step 5: Solve for x
x = 94,076,468,281.27/205,620.19 - Step 6: Final answer
x = 457,525.45
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.