Finding the Fourth Proportional to 372,852.74, 514,551.35 and 211,722.91
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Solution
The fourth proportional to 372,852.74, 514,551.35 and 211,722.91 is: 292,185.89
Step by Step Solution
- Step 1: Write the proportion equation
372,852.74 : 514,551.35 = 211,722.91 : x - Step 2: Convert to fraction form
372,852.74/514,551.35 = 211,722.91/x - Step 3: Cross multiply
372,852.74x = 514,551.35 × 211,722.91 - Step 4: Simplify right side
372,852.74x = 108,942,309,166.43 - Step 5: Solve for x
x = 108,942,309,166.43/372,852.74 - Step 6: Final answer
x = 292,185.89
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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.