Finding the Fourth Proportional to 353,240.76, 487,485.11 and 202,366.92
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Solution
The fourth proportional to 353,240.76, 487,485.11 and 202,366.92 is: 279,273.71
Step by Step Solution
- Step 1: Write the proportion equation
353,240.76 : 487,485.11 = 202,366.92 : x - Step 2: Convert to fraction form
353,240.76/487,485.11 = 202,366.92/x - Step 3: Cross multiply
353,240.76x = 487,485.11 × 202,366.92 - Step 4: Simplify right side
353,240.76x = 98,650,859,244.73 - Step 5: Solve for x
x = 98,650,859,244.73/353,240.76 - Step 6: Final answer
x = 279,273.71
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1.5x scale
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.