Finding the Fourth Proportional to 349,102.28, 481,815.87 and 205,878.08
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Solution
The fourth proportional to 349,102.28, 481,815.87 and 205,878.08 is: 284,144.02
Step by Step Solution
- Step 1: Write the proportion equation
349,102.28 : 481,815.87 = 205,878.08 : x - Step 2: Convert to fraction form
349,102.28/481,815.87 = 205,878.08/x - Step 3: Cross multiply
349,102.28x = 481,815.87 × 205,878.08 - Step 4: Simplify right side
349,102.28x = 99,195,326,229.13 - Step 5: Solve for x
x = 99,195,326,229.13/349,102.28 - Step 6: Final answer
x = 284,144.02
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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.