Finding the Fourth Proportional to 880,338.84, 1,214,873.82 and 477,930.84
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Solution
The fourth proportional to 880,338.84, 1,214,873.82 and 477,930.84 is: 659,547.94
Step by Step Solution
- Step 1: Write the proportion equation
880,338.84 : 1,214,873.82 = 477,930.84 : x - Step 2: Convert to fraction form
880,338.84/1,214,873.82 = 477,930.84/x - Step 3: Cross multiply
880,338.84x = 1,214,873.82 × 477,930.84 - Step 4: Simplify right side
880,338.84x = 580,625,665,286.61 - Step 5: Solve for x
x = 580,625,665,286.61/880,338.84 - Step 6: Final answer
x = 659,547.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.