Finding the Fourth Proportional to 325,054.62, 448,394.85 and 189,073.26
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Solution
The fourth proportional to 325,054.62, 448,394.85 and 189,073.26 is: 260,816.09
Step by Step Solution
- Step 1: Write the proportion equation
325,054.62 : 448,394.85 = 189,073.26 : x - Step 2: Convert to fraction form
325,054.62/448,394.85 = 189,073.26/x - Step 3: Cross multiply
325,054.62x = 448,394.85 × 189,073.26 - Step 4: Simplify right side
325,054.62x = 84,779,476,056.71 - Step 5: Solve for x
x = 84,779,476,056.71/325,054.62 - Step 6: Final answer
x = 260,816.09
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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.