Finding the Fourth Proportional to 981,876.87, 1,469,664.97 and 525,326.00
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Solution
The fourth proportional to 981,876.87, 1,469,664.97 and 525,326.00 is: 786,303.49
Step by Step Solution
- Step 1: Write the proportion equation
981,876.87 : 1,469,664.97 = 525,326.00 : x - Step 2: Convert to fraction form
981,876.87/1,469,664.97 = 525,326.00/x - Step 3: Cross multiply
981,876.87x = 1,469,664.97 × 525,326.00 - Step 4: Simplify right side
981,876.87x = 772,053,211,368.58 - Step 5: Solve for x
x = 772,053,211,368.58/981,876.87 - Step 6: Final answer
x = 786,303.49
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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.