Finding the Fourth Proportional to 330,618.93, 456,251.99 and 179,715.93
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Solution
The fourth proportional to 330,618.93, 456,251.99 and 179,715.93 is: 248,006.82
Step by Step Solution
- Step 1: Write the proportion equation
330,618.93 : 456,251.99 = 179,715.93 : x - Step 2: Convert to fraction form
330,618.93/456,251.99 = 179,715.93/x - Step 3: Cross multiply
330,618.93x = 456,251.99 × 179,715.93 - Step 4: Simplify right side
330,618.93x = 81,995,749,798.62 - Step 5: Solve for x
x = 81,995,749,798.62/330,618.93 - Step 6: Final answer
x = 248,006.82
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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.