Finding the Fourth Proportional to 322,665.32, 445,288.96 and 177,477.24
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Solution
The fourth proportional to 322,665.32, 445,288.96 and 177,477.24 is: 244,924.55
Step by Step Solution
- Step 1: Write the proportion equation
322,665.32 : 445,288.96 = 177,477.24 : x - Step 2: Convert to fraction form
322,665.32/445,288.96 = 177,477.24/x - Step 3: Cross multiply
322,665.32x = 445,288.96 × 177,477.24 - Step 4: Simplify right side
322,665.32x = 79,028,657,514.95 - Step 5: Solve for x
x = 79,028,657,514.95/322,665.32 - Step 6: Final answer
x = 244,924.55
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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.