Finding the Fourth Proportional to 426,131.36, 588,094.16 and 235,161.12
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Solution
The fourth proportional to 426,131.36, 588,094.16 and 235,161.12 is: 324,540.49
Step by Step Solution
- Step 1: Write the proportion equation
426,131.36 : 588,094.16 = 235,161.12 : x - Step 2: Convert to fraction form
426,131.36/588,094.16 = 235,161.12/x - Step 3: Cross multiply
426,131.36x = 588,094.16 × 235,161.12 - Step 4: Simplify right side
426,131.36x = 138,296,881,331.06 - Step 5: Solve for x
x = 138,296,881,331.06/426,131.36 - Step 6: Final answer
x = 324,540.49
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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.