Finding the Fourth Proportional to 426,231.10, 588,197.71 and 235,243.13
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Solution
The fourth proportional to 426,231.10, 588,197.71 and 235,243.13 is: 324,634.85
Step by Step Solution
- Step 1: Write the proportion equation
426,231.10 : 588,197.71 = 235,243.13 : x - Step 2: Convert to fraction form
426,231.10/588,197.71 = 235,243.13/x - Step 3: Cross multiply
426,231.10x = 588,197.71 × 235,243.13 - Step 4: Simplify right side
426,231.10x = 138,369,467,712.30 - Step 5: Solve for x
x = 138,369,467,712.30/426,231.10 - Step 6: Final answer
x = 324,634.85
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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.