Finding the Fourth Proportional to 358,975.49, 538,539.84 and 179,157.65
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Solution
The fourth proportional to 358,975.49, 538,539.84 and 179,157.65 is: 268,774.70
Step by Step Solution
- Step 1: Write the proportion equation
358,975.49 : 538,539.84 = 179,157.65 : x - Step 2: Convert to fraction form
358,975.49/538,539.84 = 179,157.65/x - Step 3: Cross multiply
358,975.49x = 538,539.84 × 179,157.65 - Step 4: Simplify right side
358,975.49x = 96,483,529,473.08 - Step 5: Solve for x
x = 96,483,529,473.08/358,975.49 - Step 6: Final answer
x = 268,774.70
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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.