Finding the Fourth Proportional to 373,355.71, 515,229.93 and 203,589.84
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Solution
The fourth proportional to 373,355.71, 515,229.93 and 203,589.84 is: 280,953.46
Step by Step Solution
- Step 1: Write the proportion equation
373,355.71 : 515,229.93 = 203,589.84 : x - Step 2: Convert to fraction form
373,355.71/515,229.93 = 203,589.84/x - Step 3: Cross multiply
373,355.71x = 515,229.93 × 203,589.84 - Step 4: Simplify right side
373,355.71x = 104,895,579,011.91 - Step 5: Solve for x
x = 104,895,579,011.91/373,355.71 - Step 6: Final answer
x = 280,953.46
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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.