Finding the Fourth Proportional to 373,805.10, 515,833.02 and 212,644.98
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Solution
The fourth proportional to 373,805.10, 515,833.02 and 212,644.98 is: 293,439.82
Step by Step Solution
- Step 1: Write the proportion equation
373,805.10 : 515,833.02 = 212,644.98 : x - Step 2: Convert to fraction form
373,805.10/515,833.02 = 212,644.98/x - Step 3: Cross multiply
373,805.10x = 515,833.02 × 212,644.98 - Step 4: Simplify right side
373,805.10x = 109,689,302,221.24 - Step 5: Solve for x
x = 109,689,302,221.24/373,805.10 - Step 6: Final answer
x = 293,439.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.