Finding the Fourth Proportional to 441,472.94, 662,215.63 and 125,929.84
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Solution
The fourth proportional to 441,472.94, 662,215.63 and 125,929.84 is: 188,896.53
Step by Step Solution
- Step 1: Write the proportion equation
441,472.94 : 662,215.63 = 125,929.84 : x - Step 2: Convert to fraction form
441,472.94/662,215.63 = 125,929.84/x - Step 3: Cross multiply
441,472.94x = 662,215.63 × 125,929.84 - Step 4: Simplify right side
441,472.94x = 83,392,708,331.40 - Step 5: Solve for x
x = 83,392,708,331.40/441,472.94 - Step 6: Final answer
x = 188,896.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.