Finding the Fourth Proportional to 474,772.26, 655,193.86 and 293,479.54
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Solution
The fourth proportional to 474,772.26, 655,193.86 and 293,479.54 is: 405,006.80
Step by Step Solution
- Step 1: Write the proportion equation
474,772.26 : 655,193.86 = 293,479.54 : x - Step 2: Convert to fraction form
474,772.26/655,193.86 = 293,479.54/x - Step 3: Cross multiply
474,772.26x = 655,193.86 × 293,479.54 - Step 4: Simplify right side
474,772.26x = 192,285,992,643.62 - Step 5: Solve for x
x = 192,285,992,643.62/474,772.26 - Step 6: Final answer
x = 405,006.80
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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.