Finding the Fourth Proportional to 526,722.97, 726,876.84 and 297,328.54
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Solution
The fourth proportional to 526,722.97, 726,876.84 and 297,328.54 is: 410,312.90
Step by Step Solution
- Step 1: Write the proportion equation
526,722.97 : 726,876.84 = 297,328.54 : x - Step 2: Convert to fraction form
526,722.97/726,876.84 = 297,328.54/x - Step 3: Cross multiply
526,722.97x = 726,876.84 × 297,328.54 - Step 4: Simplify right side
526,722.97x = 216,121,229,597.01 - Step 5: Solve for x
x = 216,121,229,597.01/526,722.97 - Step 6: Final answer
x = 410,312.90
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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.