Finding the Fourth Proportional to 294,727.70, 406,724.24 and 160,591.70
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Solution
The fourth proportional to 294,727.70, 406,724.24 and 160,591.70 is: 221,616.55
Step by Step Solution
- Step 1: Write the proportion equation
294,727.70 : 406,724.24 = 160,591.70 : x - Step 2: Convert to fraction form
294,727.70/406,724.24 = 160,591.70/x - Step 3: Cross multiply
294,727.70x = 406,724.24 × 160,591.70 - Step 4: Simplify right side
294,727.70x = 65,316,537,647.77 - Step 5: Solve for x
x = 65,316,537,647.77/294,727.70 - Step 6: Final answer
x = 221,616.55
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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.