Finding the Fourth Proportional to 252,461.97, 348,335.24 and 154,320.08
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Solution
The fourth proportional to 252,461.97, 348,335.24 and 154,320.08 is: 212,923.63
Step by Step Solution
- Step 1: Write the proportion equation
252,461.97 : 348,335.24 = 154,320.08 : x - Step 2: Convert to fraction form
252,461.97/348,335.24 = 154,320.08/x - Step 3: Cross multiply
252,461.97x = 348,335.24 × 154,320.08 - Step 4: Simplify right side
252,461.97x = 53,755,119,590.34 - Step 5: Solve for x
x = 53,755,119,590.34/252,461.97 - Step 6: Final answer
x = 212,923.63
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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.