Finding the Fourth Proportional to 980,277.84, 1,469,371.32 and 558,645.84
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Solution
The fourth proportional to 980,277.84, 1,469,371.32 and 558,645.84 is: 837,372.98
Step by Step Solution
- Step 1: Write the proportion equation
980,277.84 : 1,469,371.32 = 558,645.84 : x - Step 2: Convert to fraction form
980,277.84/1,469,371.32 = 558,645.84/x - Step 3: Cross multiply
980,277.84x = 1,469,371.32 × 558,645.84 - Step 4: Simplify right side
980,277.84x = 820,858,175,333.31 - Step 5: Solve for x
x = 820,858,175,333.31/980,277.84 - Step 6: Final answer
x = 837,372.98
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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.