Finding the Fourth Proportional to 372,890.13, 514,585.76 and 203,124.26
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Solution
The fourth proportional to 372,890.13, 514,585.76 and 203,124.26 is: 280,310.04
Step by Step Solution
- Step 1: Write the proportion equation
372,890.13 : 514,585.76 = 203,124.26 : x - Step 2: Convert to fraction form
372,890.13/514,585.76 = 203,124.26/x - Step 3: Cross multiply
372,890.13x = 514,585.76 × 203,124.26 - Step 4: Simplify right side
372,890.13x = 104,524,848,117.99 - Step 5: Solve for x
x = 104,524,848,117.99/372,890.13 - Step 6: Final answer
x = 280,310.04
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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.