Finding the Fourth Proportional to 556,059.84, 834,077.76 and 135,337.92
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Solution
The fourth proportional to 556,059.84, 834,077.76 and 135,337.92 is: 203,003.96
Step by Step Solution
- Step 1: Write the proportion equation
556,059.84 : 834,077.76 = 135,337.92 : x - Step 2: Convert to fraction form
556,059.84/834,077.76 = 135,337.92/x - Step 3: Cross multiply
556,059.84x = 834,077.76 × 135,337.92 - Step 4: Simplify right side
556,059.84x = 112,882,349,156.66 - Step 5: Solve for x
x = 112,882,349,156.66/556,059.84 - Step 6: Final answer
x = 203,003.96
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1.5x scale
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.