Finding the Fourth Proportional to 364,134.85, 502,506.18 and 202,986.43
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Solution
The fourth proportional to 364,134.85, 502,506.18 and 202,986.43 is: 280,121.32
Step by Step Solution
- Step 1: Write the proportion equation
364,134.85 : 502,506.18 = 202,986.43 : x - Step 2: Convert to fraction form
364,134.85/502,506.18 = 202,986.43/x - Step 3: Cross multiply
364,134.85x = 502,506.18 × 202,986.43 - Step 4: Simplify right side
364,134.85x = 102,001,934,274.87 - Step 5: Solve for x
x = 102,001,934,274.87/364,134.85 - Step 6: Final answer
x = 280,121.32
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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.