Finding the Fourth Proportional to 556,322.21, 834,587.20 and 252,737.68
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Solution
The fourth proportional to 556,322.21, 834,587.20 and 252,737.68 is: 379,153.72
Step by Step Solution
- Step 1: Write the proportion equation
556,322.21 : 834,587.20 = 252,737.68 : x - Step 2: Convert to fraction form
556,322.21/834,587.20 = 252,737.68/x - Step 3: Cross multiply
556,322.21x = 834,587.20 × 252,737.68 - Step 4: Simplify right side
556,322.21x = 210,931,631,422.01 - Step 5: Solve for x
x = 210,931,631,422.01/556,322.21 - Step 6: Final answer
x = 379,153.72
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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.