Finding the Fourth Proportional to 371,683.68, 512,923.92 and 201,917.92
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Solution
The fourth proportional to 371,683.68, 512,923.92 and 201,917.92 is: 278,646.97
Step by Step Solution
- Step 1: Write the proportion equation
371,683.68 : 512,923.92 = 201,917.92 : x - Step 2: Convert to fraction form
371,683.68/512,923.92 = 201,917.92/x - Step 3: Cross multiply
371,683.68x = 512,923.92 × 201,917.92 - Step 4: Simplify right side
371,683.68x = 103,568,531,044.65 - Step 5: Solve for x
x = 103,568,531,044.65/371,683.68 - Step 6: Final answer
x = 278,646.97
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.