Finding the Fourth Proportional to 274,796.68, 412,350.90 and 117,008.68
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Solution
The fourth proportional to 274,796.68, 412,350.90 and 117,008.68 is: 175,579.39
Step by Step Solution
- Step 1: Write the proportion equation
274,796.68 : 412,350.90 = 117,008.68 : x - Step 2: Convert to fraction form
274,796.68/412,350.90 = 117,008.68/x - Step 3: Cross multiply
274,796.68x = 412,350.90 × 117,008.68 - Step 4: Simplify right side
274,796.68x = 48,248,634,505.81 - Step 5: Solve for x
x = 48,248,634,505.81/274,796.68 - Step 6: Final answer
x = 175,579.39
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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.