Finding the Fourth Proportional to 328,508.24, 453,342.48 and 177,606.32
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Solution
The fourth proportional to 328,508.24, 453,342.48 and 177,606.32 is: 245,097.32
Step by Step Solution
- Step 1: Write the proportion equation
328,508.24 : 453,342.48 = 177,606.32 : x - Step 2: Convert to fraction form
328,508.24/453,342.48 = 177,606.32/x - Step 3: Cross multiply
328,508.24x = 453,342.48 × 177,606.32 - Step 4: Simplify right side
328,508.24x = 80,516,489,572.47 - Step 5: Solve for x
x = 80,516,489,572.47/328,508.24 - Step 6: Final answer
x = 245,097.32
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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.