Finding the Fourth Proportional to 244,709.48, 337,843.86 and 154,143.08
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Solution
The fourth proportional to 244,709.48, 337,843.86 and 154,143.08 is: 212,808.65
Step by Step Solution
- Step 1: Write the proportion equation
244,709.48 : 337,843.86 = 154,143.08 : x - Step 2: Convert to fraction form
244,709.48/337,843.86 = 154,143.08/x - Step 3: Cross multiply
244,709.48x = 337,843.86 × 154,143.08 - Step 4: Simplify right side
244,709.48x = 52,076,293,139.49 - Step 5: Solve for x
x = 52,076,293,139.49/244,709.48 - Step 6: Final answer
x = 212,808.65
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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.