Finding the Fourth Proportional to 354,204.24, 488,813.28 and 201,239.64
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Solution
The fourth proportional to 354,204.24, 488,813.28 and 201,239.64 is: 277,717.20
Step by Step Solution
- Step 1: Write the proportion equation
354,204.24 : 488,813.28 = 201,239.64 : x - Step 2: Convert to fraction form
354,204.24/488,813.28 = 201,239.64/x - Step 3: Cross multiply
354,204.24x = 488,813.28 × 201,239.64 - Step 4: Simplify right side
354,204.24x = 98,368,608,494.42 - Step 5: Solve for x
x = 98,368,608,494.42/354,204.24 - Step 6: Final answer
x = 277,717.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.