Finding the Fourth Proportional to 376,470.92, 519,537.30 and 206,703.56
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Solution
The fourth proportional to 376,470.92, 519,537.30 and 206,703.56 is: 285,254.99
Step by Step Solution
- Step 1: Write the proportion equation
376,470.92 : 519,537.30 = 206,703.56 : x - Step 2: Convert to fraction form
376,470.92/519,537.30 = 206,703.56/x - Step 3: Cross multiply
376,470.92x = 519,537.30 × 206,703.56 - Step 4: Simplify right side
376,470.92x = 107,390,209,462.79 - Step 5: Solve for x
x = 107,390,209,462.79/376,470.92 - Step 6: Final answer
x = 285,254.99
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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.