Finding the Fourth Proportional to 306,102.71, 458,390.44 and 193,443.05
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Solution
The fourth proportional to 306,102.71, 458,390.44 and 193,443.05 is: 289,682.00
Step by Step Solution
- Step 1: Write the proportion equation
306,102.71 : 458,390.44 = 193,443.05 : x - Step 2: Convert to fraction form
306,102.71/458,390.44 = 193,443.05/x - Step 3: Cross multiply
306,102.71x = 458,390.44 × 193,443.05 - Step 4: Simplify right side
306,102.71x = 88,672,443,837.23 - Step 5: Solve for x
x = 88,672,443,837.23/306,102.71 - Step 6: Final answer
x = 289,682.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.