Finding the Fourth Proportional to 299,071.80, 448,476.44 and 111,952.08
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Solution
The fourth proportional to 299,071.80, 448,476.44 and 111,952.08 is: 167,878.99
Step by Step Solution
- Step 1: Write the proportion equation
299,071.80 : 448,476.44 = 111,952.08 : x - Step 2: Convert to fraction form
299,071.80/448,476.44 = 111,952.08/x - Step 3: Cross multiply
299,071.80x = 448,476.44 × 111,952.08 - Step 4: Simplify right side
299,071.80x = 50,207,870,289.00 - Step 5: Solve for x
x = 50,207,870,289.00/299,071.80 - Step 6: Final answer
x = 167,878.99
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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.