Finding the Fourth Proportional to 565,175.44, 779,405.28 and 371,239.60
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Solution
The fourth proportional to 565,175.44, 779,405.28 and 371,239.60 is: 511,958.03
Step by Step Solution
- Step 1: Write the proportion equation
565,175.44 : 779,405.28 = 371,239.60 : x - Step 2: Convert to fraction form
565,175.44/779,405.28 = 371,239.60/x - Step 3: Cross multiply
565,175.44x = 779,405.28 × 371,239.60 - Step 4: Simplify right side
565,175.44x = 289,346,104,385.09 - Step 5: Solve for x
x = 289,346,104,385.09/565,175.44 - Step 6: Final answer
x = 511,958.03
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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.