Finding the Fourth Proportional to 220,317.94, 304,040.68 and 119,715.94
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Solution
The fourth proportional to 220,317.94, 304,040.68 and 119,715.94 is: 165,209.04
Step by Step Solution
- Step 1: Write the proportion equation
220,317.94 : 304,040.68 = 119,715.94 : x - Step 2: Convert to fraction form
220,317.94/304,040.68 = 119,715.94/x - Step 3: Cross multiply
220,317.94x = 304,040.68 × 119,715.94 - Step 4: Simplify right side
220,317.94x = 36,398,515,804.44 - Step 5: Solve for x
x = 36,398,515,804.44/220,317.94 - Step 6: Final answer
x = 165,209.04
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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.