Finding the Fourth Proportional to 376,160.76, 519,110.91 and 206,394.75
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Solution
The fourth proportional to 376,160.76, 519,110.91 and 206,394.75 is: 284,829.73
Step by Step Solution
- Step 1: Write the proportion equation
376,160.76 : 519,110.91 = 206,394.75 : x - Step 2: Convert to fraction form
376,160.76/519,110.91 = 206,394.75/x - Step 3: Cross multiply
376,160.76x = 519,110.91 × 206,394.75 - Step 4: Simplify right side
376,160.76x = 107,141,766,491.72 - Step 5: Solve for x
x = 107,141,766,491.72/376,160.76 - Step 6: Final answer
x = 284,829.73
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1.5x scale
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.