Finding the Fourth Proportional to 372,562.32, 514,121.73 and 211,407.75
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Solution
The fourth proportional to 372,562.32, 514,121.73 and 211,407.75 is: 291,734.60
Step by Step Solution
- Step 1: Write the proportion equation
372,562.32 : 514,121.73 = 211,407.75 : x - Step 2: Convert to fraction form
372,562.32/514,121.73 = 211,407.75/x - Step 3: Cross multiply
372,562.32x = 514,121.73 × 211,407.75 - Step 4: Simplify right side
372,562.32x = 108,689,318,165.41 - Step 5: Solve for x
x = 108,689,318,165.41/372,562.32 - Step 6: Final answer
x = 291,734.60
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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.