Finding the Fourth Proportional to 363,396.49, 545,053.20 and 97,177.76
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Solution
The fourth proportional to 363,396.49, 545,053.20 and 97,177.76 is: 145,755.53
Step by Step Solution
- Step 1: Write the proportion equation
363,396.49 : 545,053.20 = 97,177.76 : x - Step 2: Convert to fraction form
363,396.49/545,053.20 = 97,177.76/x - Step 3: Cross multiply
363,396.49x = 545,053.20 × 97,177.76 - Step 4: Simplify right side
363,396.49x = 52,967,049,056.83 - Step 5: Solve for x
x = 52,967,049,056.83/363,396.49 - Step 6: Final answer
x = 145,755.53
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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.