Finding the Fourth Proportional to 412,994.69, 618,687.02 and 232,528.49
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Solution
The fourth proportional to 412,994.69, 618,687.02 and 232,528.49 is: 348,339.49
Step by Step Solution
- Step 1: Write the proportion equation
412,994.69 : 618,687.02 = 232,528.49 : x - Step 2: Convert to fraction form
412,994.69/618,687.02 = 232,528.49/x - Step 3: Cross multiply
412,994.69x = 618,687.02 × 232,528.49 - Step 4: Simplify right side
412,994.69x = 143,862,358,543.20 - Step 5: Solve for x
x = 143,862,358,543.20/412,994.69 - Step 6: Final answer
x = 348,339.49
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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.