Finding the Fourth Proportional to 372,924.86, 514,636.34 and 203,158.99
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Solution
The fourth proportional to 372,924.86, 514,636.34 and 203,158.99 is: 280,359.42
Step by Step Solution
- Step 1: Write the proportion equation
372,924.86 : 514,636.34 = 203,158.99 : x - Step 2: Convert to fraction form
372,924.86/514,636.34 = 203,158.99/x - Step 3: Cross multiply
372,924.86x = 514,636.34 × 203,158.99 - Step 4: Simplify right side
372,924.86x = 104,552,995,784.37 - Step 5: Solve for x
x = 104,552,995,784.37/372,924.86 - Step 6: Final answer
x = 280,359.42
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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.