Finding the Fourth Proportional to 824,482.68, 1,236,525.10 and 344,451.17
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Solution
The fourth proportional to 824,482.68, 1,236,525.10 and 344,451.17 is: 516,593.65
Step by Step Solution
- Step 1: Write the proportion equation
824,482.68 : 1,236,525.10 = 344,451.17 : x - Step 2: Convert to fraction form
824,482.68/1,236,525.10 = 344,451.17/x - Step 3: Cross multiply
824,482.68x = 1,236,525.10 × 344,451.17 - Step 4: Simplify right side
824,482.68x = 425,922,517,429.37 - Step 5: Solve for x
x = 425,922,517,429.37/824,482.68 - Step 6: Final answer
x = 516,593.65
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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.