Finding the Fourth Proportional to 328,424.82, 453,226.16 and 177,521.82
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Solution
The fourth proportional to 328,424.82, 453,226.16 and 177,521.82 is: 244,980.06
Step by Step Solution
- Step 1: Write the proportion equation
328,424.82 : 453,226.16 = 177,521.82 : x - Step 2: Convert to fraction form
328,424.82/453,226.16 = 177,521.82/x - Step 3: Cross multiply
328,424.82x = 453,226.16 × 177,521.82 - Step 4: Simplify right side
328,424.82x = 80,457,531,907.20 - Step 5: Solve for x
x = 80,457,531,907.20/328,424.82 - Step 6: Final answer
x = 244,980.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.