Finding the Fourth Proportional to 328,435.19, 453,240.36 and 177,532.19
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Solution
The fourth proportional to 328,435.19, 453,240.36 and 177,532.19 is: 244,994.31
Step by Step Solution
- Step 1: Write the proportion equation
328,435.19 : 453,240.36 = 177,532.19 : x - Step 2: Convert to fraction form
328,435.19/453,240.36 = 177,532.19/x - Step 3: Cross multiply
328,435.19x = 453,240.36 × 177,532.19 - Step 4: Simplify right side
328,435.19x = 80,464,753,140.64 - Step 5: Solve for x
x = 80,464,753,140.64/328,435.19 - Step 6: Final answer
x = 244,994.31
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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.