Finding the Fourth Proportional to 470,635.38, 706,242.85 and 186,277.54
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Solution
The fourth proportional to 470,635.38, 706,242.85 and 186,277.54 is: 279,531.00
Step by Step Solution
- Step 1: Write the proportion equation
470,635.38 : 706,242.85 = 186,277.54 : x - Step 2: Convert to fraction form
470,635.38/706,242.85 = 186,277.54/x - Step 3: Cross multiply
470,635.38x = 706,242.85 × 186,277.54 - Step 4: Simplify right side
470,635.38x = 131,557,179,833.49 - Step 5: Solve for x
x = 131,557,179,833.49/470,635.38 - Step 6: Final answer
x = 279,531.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.