Finding the Fourth Proportional to 426,119.89, 588,028.26 and 235,130.80
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Solution
The fourth proportional to 426,119.89, 588,028.26 and 235,130.80 is: 324,471.02
Step by Step Solution
- Step 1: Write the proportion equation
426,119.89 : 588,028.26 = 235,130.80 : x - Step 2: Convert to fraction form
426,119.89/588,028.26 = 235,130.80/x - Step 3: Cross multiply
426,119.89x = 588,028.26 × 235,130.80 - Step 4: Simplify right side
426,119.89x = 138,263,555,196.41 - Step 5: Solve for x
x = 138,263,555,196.41/426,119.89 - Step 6: Final answer
x = 324,471.02
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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.