Finding the Fourth Proportional to 448,125.54, 618,405.99 and 244,179.18
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Solution
The fourth proportional to 448,125.54, 618,405.99 and 244,179.18 is: 336,963.32
Step by Step Solution
- Step 1: Write the proportion equation
448,125.54 : 618,405.99 = 244,179.18 : x - Step 2: Convert to fraction form
448,125.54/618,405.99 = 244,179.18/x - Step 3: Cross multiply
448,125.54x = 618,405.99 × 244,179.18 - Step 4: Simplify right side
448,125.54x = 151,001,867,545.29 - Step 5: Solve for x
x = 151,001,867,545.29/448,125.54 - Step 6: Final answer
x = 336,963.32
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1.5x scale
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.