Finding the Fourth Proportional to 328,455.08, 453,268.32 and 177,552.08
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Solution
The fourth proportional to 328,455.08, 453,268.32 and 177,552.08 is: 245,022.04
Step by Step Solution
- Step 1: Write the proportion equation
328,455.08 : 453,268.32 = 177,552.08 : x - Step 2: Convert to fraction form
328,455.08/453,268.32 = 177,552.08/x - Step 3: Cross multiply
328,455.08x = 453,268.32 × 177,552.08 - Step 4: Simplify right side
328,455.08x = 80,478,733,014.11 - Step 5: Solve for x
x = 80,478,733,014.11/328,455.08 - Step 6: Final answer
x = 245,022.04
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1.5x scale
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.