Finding the Fourth Proportional to 497,271.42, 686,234.63 and 270,916.92
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Solution
The fourth proportional to 497,271.42, 686,234.63 and 270,916.92 is: 373,865.39
Step by Step Solution
- Step 1: Write the proportion equation
497,271.42 : 686,234.63 = 270,916.92 : x - Step 2: Convert to fraction form
497,271.42/686,234.63 = 270,916.92/x - Step 3: Cross multiply
497,271.42x = 686,234.63 × 270,916.92 - Step 4: Simplify right side
497,271.42x = 185,912,573,034.23 - Step 5: Solve for x
x = 185,912,573,034.23/497,271.42 - Step 6: Final answer
x = 373,865.39
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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.