Finding the Fourth Proportional to 372,846.80, 514,531.08 and 203,079.44
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Solution
The fourth proportional to 372,846.80, 514,531.08 and 203,079.44 is: 280,250.99
Step by Step Solution
- Step 1: Write the proportion equation
372,846.80 : 514,531.08 = 203,079.44 : x - Step 2: Convert to fraction form
372,846.80/514,531.08 = 203,079.44/x - Step 3: Cross multiply
372,846.80x = 514,531.08 × 203,079.44 - Step 4: Simplify right side
372,846.80x = 104,490,683,589.00 - Step 5: Solve for x
x = 104,490,683,589.00/372,846.80 - Step 6: Final answer
x = 280,250.99
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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.