Finding the Fourth Proportional to 927,470.58, 1,279,847.97 and 513,979.62
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Solution
The fourth proportional to 927,470.58, 1,279,847.97 and 513,979.62 is: 709,257.83
Step by Step Solution
- Step 1: Write the proportion equation
927,470.58 : 1,279,847.97 = 513,979.62 : x - Step 2: Convert to fraction form
927,470.58/1,279,847.97 = 513,979.62/x - Step 3: Cross multiply
927,470.58x = 1,279,847.97 × 513,979.62 - Step 4: Simplify right side
927,470.58x = 657,815,773,278.37 - Step 5: Solve for x
x = 657,815,773,278.37/927,470.58 - Step 6: Final answer
x = 709,257.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.