Finding the Fourth Proportional to 328,746.57, 453,670.26 and 177,843.57
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Solution
The fourth proportional to 328,746.57, 453,670.26 and 177,843.57 is: 245,424.12
Step by Step Solution
- Step 1: Write the proportion equation
328,746.57 : 453,670.26 = 177,843.57 : x - Step 2: Convert to fraction form
328,746.57/453,670.26 = 177,843.57/x - Step 3: Cross multiply
328,746.57x = 453,670.26 × 177,843.57 - Step 4: Simplify right side
328,746.57x = 80,682,338,641.23 - Step 5: Solve for x
x = 80,682,338,641.23/328,746.57 - Step 6: Final answer
x = 245,424.12
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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.