Finding the Fourth Proportional to 826,537.37, 1,239,718.57 and 265,528.13
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Solution
The fourth proportional to 826,537.37, 1,239,718.57 and 265,528.13 is: 398,264.08
Step by Step Solution
- Step 1: Write the proportion equation
826,537.37 : 1,239,718.57 = 265,528.13 : x - Step 2: Convert to fraction form
826,537.37/1,239,718.57 = 265,528.13/x - Step 3: Cross multiply
826,537.37x = 1,239,718.57 × 265,528.13 - Step 4: Simplify right side
826,537.37x = 329,180,146,755.96 - Step 5: Solve for x
x = 329,180,146,755.96/826,537.37 - Step 6: Final answer
x = 398,264.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.