Finding the Fourth Proportional to 426,343.65, 588,351.38 and 235,356.99
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Solution
The fourth proportional to 426,343.65, 588,351.38 and 235,356.99 is: 324,791.07
Step by Step Solution
- Step 1: Write the proportion equation
426,343.65 : 588,351.38 = 235,356.99 : x - Step 2: Convert to fraction form
426,343.65/588,351.38 = 235,356.99/x - Step 3: Cross multiply
426,343.65x = 588,351.38 × 235,356.99 - Step 4: Simplify right side
426,343.65x = 138,472,608,682.36 - Step 5: Solve for x
x = 138,472,608,682.36/426,343.65 - Step 6: Final answer
x = 324,791.07
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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.