Finding the Fourth Proportional to 372,799.95, 514,469.79 and 203,033.94
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Solution
The fourth proportional to 372,799.95, 514,469.79 and 203,033.94 is: 280,190.03
Step by Step Solution
- Step 1: Write the proportion equation
372,799.95 : 514,469.79 = 203,033.94 : x - Step 2: Convert to fraction form
372,799.95/514,469.79 = 203,033.94/x - Step 3: Cross multiply
372,799.95x = 514,469.79 × 203,033.94 - Step 4: Simplify right side
372,799.95x = 104,454,828,474.67 - Step 5: Solve for x
x = 104,454,828,474.67/372,799.95 - Step 6: Final answer
x = 280,190.03
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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.