Finding the Fourth Proportional to 314,213.01, 471,258.68 and 122,087.11
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Solution
The fourth proportional to 314,213.01, 471,258.68 and 122,087.11 is: 183,107.02
Step by Step Solution
- Step 1: Write the proportion equation
314,213.01 : 471,258.68 = 122,087.11 : x - Step 2: Convert to fraction form
314,213.01/471,258.68 = 122,087.11/x - Step 3: Cross multiply
314,213.01x = 471,258.68 × 122,087.11 - Step 4: Simplify right side
314,213.01x = 57,534,607,947.32 - Step 5: Solve for x
x = 57,534,607,947.32/314,213.01 - Step 6: Final answer
x = 183,107.02
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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.