Finding the Fourth Proportional to 467,286.28, 644,839.62 and 295,296.12
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Solution
The fourth proportional to 467,286.28, 644,839.62 and 295,296.12 is: 407,498.88
Step by Step Solution
- Step 1: Write the proportion equation
467,286.28 : 644,839.62 = 295,296.12 : x - Step 2: Convert to fraction form
467,286.28/644,839.62 = 295,296.12/x - Step 3: Cross multiply
467,286.28x = 644,839.62 × 295,296.12 - Step 4: Simplify right side
467,286.28x = 190,418,637,808.27 - Step 5: Solve for x
x = 190,418,637,808.27/467,286.28 - Step 6: Final answer
x = 407,498.88
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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.