Finding the Fourth Proportional to 299,544.84, 413,337.96 and 172,261.44
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Solution
The fourth proportional to 299,544.84, 413,337.96 and 172,261.44 is: 237,701.28
Step by Step Solution
- Step 1: Write the proportion equation
299,544.84 : 413,337.96 = 172,261.44 : x - Step 2: Convert to fraction form
299,544.84/413,337.96 = 172,261.44/x - Step 3: Cross multiply
299,544.84x = 413,337.96 × 172,261.44 - Step 4: Simplify right side
299,544.84x = 71,202,192,196.26 - Step 5: Solve for x
x = 71,202,192,196.26/299,544.84 - Step 6: Final answer
x = 237,701.28
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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.