Finding the Fourth Proportional to 508,101.81, 701,129.97 and 293,311.08
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Solution
The fourth proportional to 508,101.81, 701,129.97 and 293,311.08 is: 404,740.12
Step by Step Solution
- Step 1: Write the proportion equation
508,101.81 : 701,129.97 = 293,311.08 : x - Step 2: Convert to fraction form
508,101.81/701,129.97 = 293,311.08/x - Step 3: Cross multiply
508,101.81x = 701,129.97 × 293,311.08 - Step 4: Simplify right side
508,101.81x = 205,649,188,721.07 - Step 5: Solve for x
x = 205,649,188,721.07/508,101.81 - Step 6: Final answer
x = 404,740.12
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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.