Finding the Fourth Proportional to 882,803.64, 1,324,337.22 and 409,536.84
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Solution
The fourth proportional to 882,803.64, 1,324,337.22 and 409,536.84 is: 614,366.38
Step by Step Solution
- Step 1: Write the proportion equation
882,803.64 : 1,324,337.22 = 409,536.84 : x - Step 2: Convert to fraction form
882,803.64/1,324,337.22 = 409,536.84/x - Step 3: Cross multiply
882,803.64x = 1,324,337.22 × 409,536.84 - Step 4: Simplify right side
882,803.64x = 542,364,880,173.19 - Step 5: Solve for x
x = 542,364,880,173.19/882,803.64 - Step 6: Final answer
x = 614,366.38
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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.