Finding the Fourth Proportional to 207,272.70, 310,909.05 and 183,944.70
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Solution
The fourth proportional to 207,272.70, 310,909.05 and 183,944.70 is: 275,917.05
Step by Step Solution
- Step 1: Write the proportion equation
207,272.70 : 310,909.05 = 183,944.70 : x - Step 2: Convert to fraction form
207,272.70/310,909.05 = 183,944.70/x - Step 3: Cross multiply
207,272.70x = 310,909.05 × 183,944.70 - Step 4: Simplify right side
207,272.70x = 57,190,071,929.54 - Step 5: Solve for x
x = 57,190,071,929.54/207,272.70 - Step 6: Final answer
x = 275,917.05
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.