Finding the Fourth Proportional to 446,945.68, 616,787.44 and 263,192.20
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Solution
The fourth proportional to 446,945.68, 616,787.44 and 263,192.20 is: 363,206.65
Step by Step Solution
- Step 1: Write the proportion equation
446,945.68 : 616,787.44 = 263,192.20 : x - Step 2: Convert to fraction form
446,945.68/616,787.44 = 263,192.20/x - Step 3: Cross multiply
446,945.68x = 616,787.44 × 263,192.20 - Step 4: Simplify right side
446,945.68x = 162,333,643,265.97 - Step 5: Solve for x
x = 162,333,643,265.97/446,945.68 - Step 6: Final answer
x = 363,206.65
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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.