Finding the Fourth Proportional to 334,918.19, 502,393.73 and 135,213.64
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Solution
The fourth proportional to 334,918.19, 502,393.73 and 135,213.64 is: 202,827.09
Step by Step Solution
- Step 1: Write the proportion equation
334,918.19 : 502,393.73 = 135,213.64 : x - Step 2: Convert to fraction form
334,918.19/502,393.73 = 135,213.64/x - Step 3: Cross multiply
334,918.19x = 502,393.73 × 135,213.64 - Step 4: Simplify right side
334,918.19x = 67,930,483,014.42 - Step 5: Solve for x
x = 67,930,483,014.42/334,918.19 - Step 6: Final answer
x = 202,827.09
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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.