Finding the Fourth Proportional to 294,725.19, 406,720.74 and 160,589.19
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Solution
The fourth proportional to 294,725.19, 406,720.74 and 160,589.19 is: 221,613.07
Step by Step Solution
- Step 1: Write the proportion equation
294,725.19 : 406,720.74 = 160,589.19 : x - Step 2: Convert to fraction form
294,725.19/406,720.74 = 160,589.19/x - Step 3: Cross multiply
294,725.19x = 406,720.74 × 160,589.19 - Step 4: Simplify right side
294,725.19x = 65,314,954,192.80 - Step 5: Solve for x
x = 65,314,954,192.80/294,725.19 - Step 6: Final answer
x = 221,613.07
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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.