Finding the Fourth Proportional to 304,083.02, 419,646.24 and 201,931.88
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Solution
The fourth proportional to 304,083.02, 419,646.24 and 201,931.88 is: 278,673.75
Step by Step Solution
- Step 1: Write the proportion equation
304,083.02 : 419,646.24 = 201,931.88 : x - Step 2: Convert to fraction form
304,083.02/419,646.24 = 201,931.88/x - Step 3: Cross multiply
304,083.02x = 419,646.24 × 201,931.88 - Step 4: Simplify right side
304,083.02x = 84,739,954,178.13 - Step 5: Solve for x
x = 84,739,954,178.13/304,083.02 - Step 6: Final answer
x = 278,673.75
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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.