Finding the Fourth Proportional to 318,577.80, 439,645.14 and 175,324.44
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Solution
The fourth proportional to 318,577.80, 439,645.14 and 175,324.44 is: 241,952.01
Step by Step Solution
- Step 1: Write the proportion equation
318,577.80 : 439,645.14 = 175,324.44 : x - Step 2: Convert to fraction form
318,577.80/439,645.14 = 175,324.44/x - Step 3: Cross multiply
318,577.80x = 439,645.14 × 175,324.44 - Step 4: Simplify right side
318,577.80x = 77,080,537,969.22 - Step 5: Solve for x
x = 77,080,537,969.22/318,577.80 - Step 6: Final answer
x = 241,952.01
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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.