Finding the Fourth Proportional to 376,207.12, 519,164.36 and 206,444.08
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Solution
The fourth proportional to 376,207.12, 519,164.36 and 206,444.08 is: 284,892.03
Step by Step Solution
- Step 1: Write the proportion equation
376,207.12 : 519,164.36 = 206,444.08 : x - Step 2: Convert to fraction form
376,207.12/519,164.36 = 206,444.08/x - Step 3: Cross multiply
376,207.12x = 519,164.36 × 206,444.08 - Step 4: Simplify right side
376,207.12x = 107,178,408,668.99 - Step 5: Solve for x
x = 107,178,408,668.99/376,207.12 - Step 6: Final answer
x = 284,892.03
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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.