Finding the Fourth Proportional to 458,662.14, 687,201.03 and 248,447.70
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Solution
The fourth proportional to 458,662.14, 687,201.03 and 248,447.70 is: 372,242.44
Step by Step Solution
- Step 1: Write the proportion equation
458,662.14 : 687,201.03 = 248,447.70 : x - Step 2: Convert to fraction form
458,662.14/687,201.03 = 248,447.70/x - Step 3: Cross multiply
458,662.14x = 687,201.03 × 248,447.70 - Step 4: Simplify right side
458,662.14x = 170,733,515,341.13 - Step 5: Solve for x
x = 170,733,515,341.13/458,662.14 - Step 6: Final answer
x = 372,242.44
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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.