Finding the Fourth Proportional to 556,534.18, 834,239.18 and 267,921.92
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Solution
The fourth proportional to 556,534.18, 834,239.18 and 267,921.92 is: 401,612.28
Step by Step Solution
- Step 1: Write the proportion equation
556,534.18 : 834,239.18 = 267,921.92 : x - Step 2: Convert to fraction form
556,534.18/834,239.18 = 267,921.92/x - Step 3: Cross multiply
556,534.18x = 834,239.18 × 267,921.92 - Step 4: Simplify right side
556,534.18x = 223,510,962,844.83 - Step 5: Solve for x
x = 223,510,962,844.83/556,534.18 - Step 6: Final answer
x = 401,612.28
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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.