Finding the Fourth Proportional to 363,412.28, 545,075.49 and 97,193.43
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Solution
The fourth proportional to 363,412.28, 545,075.49 and 97,193.43 is: 145,778.66
Step by Step Solution
- Step 1: Write the proportion equation
363,412.28 : 545,075.49 = 97,193.43 : x - Step 2: Convert to fraction form
363,412.28/545,075.49 = 97,193.43/x - Step 3: Cross multiply
363,412.28x = 545,075.49 × 97,193.43 - Step 4: Simplify right side
363,412.28x = 52,977,756,482.03 - Step 5: Solve for x
x = 52,977,756,482.03/363,412.28 - Step 6: Final answer
x = 145,778.66
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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.