Finding the Fourth Proportional to 448,125.74, 618,406.20 and 244,179.08
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Solution
The fourth proportional to 448,125.74, 618,406.20 and 244,179.08 is: 336,963.14
Step by Step Solution
- Step 1: Write the proportion equation
448,125.74 : 618,406.20 = 244,179.08 : x - Step 2: Convert to fraction form
448,125.74/618,406.20 = 244,179.08/x - Step 3: Cross multiply
448,125.74x = 618,406.20 × 244,179.08 - Step 4: Simplify right side
448,125.74x = 151,001,856,982.30 - Step 5: Solve for x
x = 151,001,856,982.30/448,125.74 - Step 6: Final answer
x = 336,963.14
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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.