Finding the Fourth Proportional to 804,956.14, 1,207,475.55 and 205,922.49
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Solution
The fourth proportional to 804,956.14, 1,207,475.55 and 205,922.49 is: 308,894.31
Step by Step Solution
- Step 1: Write the proportion equation
804,956.14 : 1,207,475.55 = 205,922.49 : x - Step 2: Convert to fraction form
804,956.14/1,207,475.55 = 205,922.49/x - Step 3: Cross multiply
804,956.14x = 1,207,475.55 × 205,922.49 - Step 4: Simplify right side
804,956.14x = 248,646,371,870.12 - Step 5: Solve for x
x = 248,646,371,870.12/804,956.14 - Step 6: Final answer
x = 308,894.31
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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.