Finding the Fourth Proportional to 276,725.47, 381,909.86 and 169,366.99
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Solution
The fourth proportional to 276,725.47, 381,909.86 and 169,366.99 is: 233,744.02
Step by Step Solution
- Step 1: Write the proportion equation
276,725.47 : 381,909.86 = 169,366.99 : x - Step 2: Convert to fraction form
276,725.47/381,909.86 = 169,366.99/x - Step 3: Cross multiply
276,725.47x = 381,909.86 × 169,366.99 - Step 4: Simplify right side
276,725.47x = 64,682,923,439.52 - Step 5: Solve for x
x = 64,682,923,439.52/276,725.47 - Step 6: Final answer
x = 233,744.02
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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.