Finding the Fourth Proportional to 276,988.88, 382,159.68 and 169,446.80
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Solution
The fourth proportional to 276,988.88, 382,159.68 and 169,446.80 is: 233,784.60
Step by Step Solution
- Step 1: Write the proportion equation
276,988.88 : 382,159.68 = 169,446.80 : x - Step 2: Convert to fraction form
276,988.88/382,159.68 = 169,446.80/x - Step 3: Cross multiply
276,988.88x = 382,159.68 × 169,446.80 - Step 4: Simplify right side
276,988.88x = 64,755,734,865.02 - Step 5: Solve for x
x = 64,755,734,865.02/276,988.88 - Step 6: Final answer
x = 233,784.60
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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.