Finding the Fourth Proportional to 359,585.60, 496,230.24 and 198,444.80
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Solution
The fourth proportional to 359,585.60, 496,230.24 and 198,444.80 is: 273,854.99
Step by Step Solution
- Step 1: Write the proportion equation
359,585.60 : 496,230.24 = 198,444.80 : x - Step 2: Convert to fraction form
359,585.60/496,230.24 = 198,444.80/x - Step 3: Cross multiply
359,585.60x = 496,230.24 × 198,444.80 - Step 4: Simplify right side
359,585.60x = 98,474,310,730.75 - Step 5: Solve for x
x = 98,474,310,730.75/359,585.60 - Step 6: Final answer
x = 273,854.99
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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.