Finding the Fourth Proportional to 851,335.99, 1,277,204.46 and 252,302.11
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Solution
The fourth proportional to 851,335.99, 1,277,204.46 and 252,302.11 is: 378,512.58
Step by Step Solution
- Step 1: Write the proportion equation
851,335.99 : 1,277,204.46 = 252,302.11 : x - Step 2: Convert to fraction form
851,335.99/1,277,204.46 = 252,302.11/x - Step 3: Cross multiply
851,335.99x = 1,277,204.46 × 252,302.11 - Step 4: Simplify right side
851,335.99x = 322,241,380,159.41 - Step 5: Solve for x
x = 322,241,380,159.41/851,335.99 - Step 6: Final answer
x = 378,512.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.