Finding the Fourth Proportional to 270,306.27, 372,593.19 and 212,854.44
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Solution
The fourth proportional to 270,306.27, 372,593.19 and 212,854.44 is: 293,400.94
Step by Step Solution
- Step 1: Write the proportion equation
270,306.27 : 372,593.19 = 212,854.44 : x - Step 2: Convert to fraction form
270,306.27/372,593.19 = 212,854.44/x - Step 3: Cross multiply
270,306.27x = 372,593.19 × 212,854.44 - Step 4: Simplify right side
270,306.27x = 79,308,114,805.26 - Step 5: Solve for x
x = 79,308,114,805.26/270,306.27 - Step 6: Final answer
x = 293,400.94
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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.