Finding the Fourth Proportional to 927,846.24, 1,391,990.76 and 328,859.70
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Solution
The fourth proportional to 927,846.24, 1,391,990.76 and 328,859.70 is: 493,368.02
Step by Step Solution
- Step 1: Write the proportion equation
927,846.24 : 1,391,990.76 = 328,859.70 : x - Step 2: Convert to fraction form
927,846.24/1,391,990.76 = 328,859.70/x - Step 3: Cross multiply
927,846.24x = 1,391,990.76 × 328,859.70 - Step 4: Simplify right side
927,846.24x = 457,769,663,736.37 - Step 5: Solve for x
x = 457,769,663,736.37/927,846.24 - Step 6: Final answer
x = 493,368.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.