Finding the Fourth Proportional to 372,836.93, 514,514.68 and 203,071.05
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Solution
The fourth proportional to 372,836.93, 514,514.68 and 203,071.05 is: 280,237.90
Step by Step Solution
- Step 1: Write the proportion equation
372,836.93 : 514,514.68 = 203,071.05 : x - Step 2: Convert to fraction form
372,836.93/514,514.68 = 203,071.05/x - Step 3: Cross multiply
372,836.93x = 514,514.68 × 203,071.05 - Step 4: Simplify right side
372,836.93x = 104,483,035,800.34 - Step 5: Solve for x
x = 104,483,035,800.34/372,836.93 - Step 6: Final answer
x = 280,237.90
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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.