Finding the Fourth Proportional to 205,454.19, 306,676.74 and 181,186.63
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Solution
The fourth proportional to 205,454.19, 306,676.74 and 181,186.63 is: 270,453.12
Step by Step Solution
- Step 1: Write the proportion equation
205,454.19 : 306,676.74 = 181,186.63 : x - Step 2: Convert to fraction form
205,454.19/306,676.74 = 181,186.63/x - Step 3: Cross multiply
205,454.19x = 306,676.74 × 181,186.63 - Step 4: Simplify right side
205,454.19x = 55,565,724,723.88 - Step 5: Solve for x
x = 55,565,724,723.88/205,454.19 - Step 6: Final answer
x = 270,453.12
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1.5x scale
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.