Finding the Fourth Proportional to 656,688.08, 985,411.91 and 277,584.26
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Solution
The fourth proportional to 656,688.08, 985,411.91 and 277,584.26 is: 416,536.92
Step by Step Solution
- Step 1: Write the proportion equation
656,688.08 : 985,411.91 = 277,584.26 : x - Step 2: Convert to fraction form
656,688.08/985,411.91 = 277,584.26/x - Step 3: Cross multiply
656,688.08x = 985,411.91 × 277,584.26 - Step 4: Simplify right side
656,688.08x = 273,534,831,599.44 - Step 5: Solve for x
x = 273,534,831,599.44/656,688.08 - Step 6: Final answer
x = 416,536.92
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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.