Finding the Fourth Proportional to 531,112.76, 796,793.66 and 211,282.84
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Solution
The fourth proportional to 531,112.76, 796,793.66 and 211,282.84 is: 316,973.80
Step by Step Solution
- Step 1: Write the proportion equation
531,112.76 : 796,793.66 = 211,282.84 : x - Step 2: Convert to fraction form
531,112.76/796,793.66 = 211,282.84/x - Step 3: Cross multiply
531,112.76x = 796,793.66 × 211,282.84 - Step 4: Simplify right side
531,112.76x = 168,348,827,378.79 - Step 5: Solve for x
x = 168,348,827,378.79/531,112.76 - Step 6: Final answer
x = 316,973.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.