Finding the Fourth Proportional to 394,720.60, 588,328.63 and 372,301.44
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Solution
The fourth proportional to 394,720.60, 588,328.63 and 372,301.44 is: 554,913.01
Step by Step Solution
- Step 1: Write the proportion equation
394,720.60 : 588,328.63 = 372,301.44 : x - Step 2: Convert to fraction form
394,720.60/588,328.63 = 372,301.44/x - Step 3: Cross multiply
394,720.60x = 588,328.63 × 372,301.44 - Step 4: Simplify right side
394,720.60x = 219,035,596,142.23 - Step 5: Solve for x
x = 219,035,596,142.23/394,720.60 - Step 6: Final answer
x = 554,913.01
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.