Finding the Fourth Proportional to 382,530.08, 574,056.48 and 133,212.08
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Solution
The fourth proportional to 382,530.08, 574,056.48 and 133,212.08 is: 199,909.14
Step by Step Solution
- Step 1: Write the proportion equation
382,530.08 : 574,056.48 = 133,212.08 : x - Step 2: Convert to fraction form
382,530.08/574,056.48 = 133,212.08/x - Step 3: Cross multiply
382,530.08x = 574,056.48 × 133,212.08 - Step 4: Simplify right side
382,530.08x = 76,471,257,738.28 - Step 5: Solve for x
x = 76,471,257,738.28/382,530.08 - Step 6: Final answer
x = 199,909.14
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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.