Finding the Fourth Proportional to 390,245.97, 585,360.61 and 179,883.91
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Solution
The fourth proportional to 390,245.97, 585,360.61 and 179,883.91 is: 269,822.02
Step by Step Solution
- Step 1: Write the proportion equation
390,245.97 : 585,360.61 = 179,883.91 : x - Step 2: Convert to fraction form
390,245.97/585,360.61 = 179,883.91/x - Step 3: Cross multiply
390,245.97x = 585,360.61 × 179,883.91 - Step 4: Simplify right side
390,245.97x = 105,296,955,286.79 - Step 5: Solve for x
x = 105,296,955,286.79/390,245.97 - Step 6: Final answer
x = 269,822.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.