Finding the Fourth Proportional to 308,905.01, 463,343.95 and 84,264.69
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Solution
The fourth proportional to 308,905.01, 463,343.95 and 84,264.69 is: 126,393.34
Step by Step Solution
- Step 1: Write the proportion equation
308,905.01 : 463,343.95 = 84,264.69 : x - Step 2: Convert to fraction form
308,905.01/463,343.95 = 84,264.69/x - Step 3: Cross multiply
308,905.01x = 463,343.95 × 84,264.69 - Step 4: Simplify right side
308,905.01x = 39,043,534,310.13 - Step 5: Solve for x
x = 39,043,534,310.13/308,905.01 - Step 6: Final answer
x = 126,393.34
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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.