Finding the Fourth Proportional to 844,201.40, 1,265,842.80 and 304,384.19
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Solution
The fourth proportional to 844,201.40, 1,265,842.80 and 304,384.19 is: 456,410.68
Step by Step Solution
- Step 1: Write the proportion equation
844,201.40 : 1,265,842.80 = 304,384.19 : x - Step 2: Convert to fraction form
844,201.40/1,265,842.80 = 304,384.19/x - Step 3: Cross multiply
844,201.40x = 1,265,842.80 × 304,384.19 - Step 4: Simplify right side
844,201.40x = 385,302,529,016.12 - Step 5: Solve for x
x = 385,302,529,016.12/844,201.40 - Step 6: Final answer
x = 456,410.68
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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.