Finding the Fourth Proportional to 352,805.99, 529,216.02 and 112,965.66
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Solution
The fourth proportional to 352,805.99, 529,216.02 and 112,965.66 is: 169,450.74
Step by Step Solution
- Step 1: Write the proportion equation
352,805.99 : 529,216.02 = 112,965.66 : x - Step 2: Convert to fraction form
352,805.99/529,216.02 = 112,965.66/x - Step 3: Cross multiply
352,805.99x = 529,216.02 × 112,965.66 - Step 4: Simplify right side
352,805.99x = 59,783,236,981.87 - Step 5: Solve for x
x = 59,783,236,981.87/352,805.99 - Step 6: Final answer
x = 169,450.74
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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.