Finding the Fourth Proportional to 319,370.46, 478,629.96 and 150,935.46
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Solution
The fourth proportional to 319,370.46, 478,629.96 and 150,935.46 is: 226,201.99
Step by Step Solution
- Step 1: Write the proportion equation
319,370.46 : 478,629.96 = 150,935.46 : x - Step 2: Convert to fraction form
319,370.46/478,629.96 = 150,935.46/x - Step 3: Cross multiply
319,370.46x = 478,629.96 × 150,935.46 - Step 4: Simplify right side
319,370.46x = 72,242,233,182.38 - Step 5: Solve for x
x = 72,242,233,182.38/319,370.46 - Step 6: Final answer
x = 226,201.99
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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.