Finding the Fourth Proportional to 351,728.60, 485,552.84 and 235,641.96
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Solution
The fourth proportional to 351,728.60, 485,552.84 and 235,641.96 is: 325,298.03
Step by Step Solution
- Step 1: Write the proportion equation
351,728.60 : 485,552.84 = 235,641.96 : x - Step 2: Convert to fraction form
351,728.60/485,552.84 = 235,641.96/x - Step 3: Cross multiply
351,728.60x = 485,552.84 × 235,641.96 - Step 4: Simplify right side
351,728.60x = 114,416,619,295.19 - Step 5: Solve for x
x = 114,416,619,295.19/351,728.60 - Step 6: Final answer
x = 325,298.03
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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.