Finding the Fourth Proportional to 466,267.36, 643,449.94 and 275,293.05
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Solution
The fourth proportional to 466,267.36, 643,449.94 and 275,293.05 is: 379,904.99
Step by Step Solution
- Step 1: Write the proportion equation
466,267.36 : 643,449.94 = 275,293.05 : x - Step 2: Convert to fraction form
466,267.36/643,449.94 = 275,293.05/x - Step 3: Cross multiply
466,267.36x = 643,449.94 × 275,293.05 - Step 4: Simplify right side
466,267.36x = 177,137,296,504.92 - Step 5: Solve for x
x = 177,137,296,504.92/466,267.36 - Step 6: Final answer
x = 379,904.99
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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.