Finding the Fourth Proportional to 431,248.24, 590,812.26 and 415,086.96
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Solution
The fourth proportional to 431,248.24, 590,812.26 and 415,086.96 is: 568,671.23
Step by Step Solution
- Step 1: Write the proportion equation
431,248.24 : 590,812.26 = 415,086.96 : x - Step 2: Convert to fraction form
431,248.24/590,812.26 = 415,086.96/x - Step 3: Cross multiply
431,248.24x = 590,812.26 × 415,086.96 - Step 4: Simplify right side
431,248.24x = 245,238,464,934.13 - Step 5: Solve for x
x = 245,238,464,934.13/431,248.24 - Step 6: Final answer
x = 568,671.23
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.