Finding the Fourth Proportional to 477,366.17, 715,995.80 and 122,388.53
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Solution
The fourth proportional to 477,366.17, 715,995.80 and 122,388.53 is: 183,569.09
Step by Step Solution
- Step 1: Write the proportion equation
477,366.17 : 715,995.80 = 122,388.53 : x - Step 2: Convert to fraction form
477,366.17/715,995.80 = 122,388.53/x - Step 3: Cross multiply
477,366.17x = 715,995.80 × 122,388.53 - Step 4: Simplify right side
477,366.17x = 87,629,672,836.23 - Step 5: Solve for x
x = 87,629,672,836.23/477,366.17 - Step 6: Final answer
x = 183,569.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.