Finding the Fourth Proportional to 927,235.52, 1,278,328.68 and 792,714.56
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Solution
The fourth proportional to 927,235.52, 1,278,328.68 and 792,714.56 is: 1,092,872.02
Step by Step Solution
- Step 1: Write the proportion equation
927,235.52 : 1,278,328.68 = 792,714.56 : x - Step 2: Convert to fraction form
927,235.52/1,278,328.68 = 792,714.56/x - Step 3: Cross multiply
927,235.52x = 1,278,328.68 × 792,714.56 - Step 4: Simplify right side
927,235.52x = 1,013,349,757,101.58 - Step 5: Solve for x
x = 1,013,349,757,101.58/927,235.52 - Step 6: Final answer
x = 1,092,872.02
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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.