Finding the Fourth Proportional to 242,682.58, 362,125.33 and 217,465.84
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Solution
The fourth proportional to 242,682.58, 362,125.33 and 217,465.84 is: 324,497.49
Step by Step Solution
- Step 1: Write the proportion equation
242,682.58 : 362,125.33 = 217,465.84 : x - Step 2: Convert to fraction form
242,682.58/362,125.33 = 217,465.84/x - Step 3: Cross multiply
242,682.58x = 362,125.33 × 217,465.84 - Step 4: Simplify right side
242,682.58x = 78,749,889,073.73 - Step 5: Solve for x
x = 78,749,889,073.73/242,682.58 - Step 6: Final answer
x = 324,497.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.