Finding the Fourth Proportional to 359,937.92, 496,718.08 and 198,797.08
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Solution
The fourth proportional to 359,937.92, 496,718.08 and 198,797.08 is: 274,342.04
Step by Step Solution
- Step 1: Write the proportion equation
359,937.92 : 496,718.08 = 198,797.08 : x - Step 2: Convert to fraction form
359,937.92/496,718.08 = 198,797.08/x - Step 3: Cross multiply
359,937.92x = 496,718.08 × 198,797.08 - Step 4: Simplify right side
359,937.92x = 98,746,103,887.21 - Step 5: Solve for x
x = 98,746,103,887.21/359,937.92 - Step 6: Final answer
x = 274,342.04
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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.