Finding the Fourth Proportional to 502,516.49, 753,915.43 and 203,207.26
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Solution
The fourth proportional to 502,516.49, 753,915.43 and 203,207.26 is: 304,867.78
Step by Step Solution
- Step 1: Write the proportion equation
502,516.49 : 753,915.43 = 203,207.26 : x - Step 2: Convert to fraction form
502,516.49/753,915.43 = 203,207.26/x - Step 3: Cross multiply
502,516.49x = 753,915.43 × 203,207.26 - Step 4: Simplify right side
502,516.49x = 153,201,086,893.08 - Step 5: Solve for x
x = 153,201,086,893.08/502,516.49 - Step 6: Final answer
x = 304,867.78
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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.