Finding the Fourth Proportional to 526,283.63, 726,271.92 and 284,566.14
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Solution
The fourth proportional to 526,283.63, 726,271.92 and 284,566.14 is: 392,701.55
Step by Step Solution
- Step 1: Write the proportion equation
526,283.63 : 726,271.92 = 284,566.14 : x - Step 2: Convert to fraction form
526,283.63/726,271.92 = 284,566.14/x - Step 3: Cross multiply
526,283.63x = 726,271.92 × 284,566.14 - Step 4: Simplify right side
526,283.63x = 206,672,396,864.79 - Step 5: Solve for x
x = 206,672,396,864.79/526,283.63 - Step 6: Final answer
x = 392,701.55
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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.