Finding the Fourth Proportional to 334,816.74, 502,235.64 and 121,627.98
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Solution
The fourth proportional to 334,816.74, 502,235.64 and 121,627.98 is: 182,445.80
Step by Step Solution
- Step 1: Write the proportion equation
334,816.74 : 502,235.64 = 121,627.98 : x - Step 2: Convert to fraction form
334,816.74/502,235.64 = 121,627.98/x - Step 3: Cross multiply
334,816.74x = 502,235.64 × 121,627.98 - Step 4: Simplify right side
334,816.74x = 61,085,906,377.21 - Step 5: Solve for x
x = 61,085,906,377.21/334,816.74 - Step 6: Final answer
x = 182,445.80
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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.