Finding the Fourth Proportional to 353,225.76, 487,464.37 and 202,351.92
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Solution
The fourth proportional to 353,225.76, 487,464.37 and 202,351.92 is: 279,252.99
Step by Step Solution
- Step 1: Write the proportion equation
353,225.76 : 487,464.37 = 202,351.92 : x - Step 2: Convert to fraction form
353,225.76/487,464.37 = 202,351.92/x - Step 3: Cross multiply
353,225.76x = 487,464.37 × 202,351.92 - Step 4: Simplify right side
353,225.76x = 98,639,348,867.22 - Step 5: Solve for x
x = 98,639,348,867.22/353,225.76 - Step 6: Final answer
x = 279,252.99
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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.