Finding the Fourth Proportional to 922,114.18, 1,381,330.95 and 447,359.14
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Solution
The fourth proportional to 922,114.18, 1,381,330.95 and 447,359.14 is: 670,145.89
Step by Step Solution
- Step 1: Write the proportion equation
922,114.18 : 1,381,330.95 = 447,359.14 : x - Step 2: Convert to fraction form
922,114.18/1,381,330.95 = 447,359.14/x - Step 3: Cross multiply
922,114.18x = 1,381,330.95 × 447,359.14 - Step 4: Simplify right side
922,114.18x = 617,951,025,847.38 - Step 5: Solve for x
x = 617,951,025,847.38/922,114.18 - Step 6: Final answer
x = 670,145.89
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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.