Finding the Fourth Proportional to 222,325.80, 306,854.98 and 150,728.84
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Solution
The fourth proportional to 222,325.80, 306,854.98 and 150,728.84 is: 208,036.56
Step by Step Solution
- Step 1: Write the proportion equation
222,325.80 : 306,854.98 = 150,728.84 : x - Step 2: Convert to fraction form
222,325.80/306,854.98 = 150,728.84/x - Step 3: Cross multiply
222,325.80x = 306,854.98 × 150,728.84 - Step 4: Simplify right side
222,325.80x = 46,251,895,183.62 - Step 5: Solve for x
x = 46,251,895,183.62/222,325.80 - Step 6: Final answer
x = 208,036.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.