Finding the Fourth Proportional to 338,350.79, 507,490.43 and 178,362.63
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Solution
The fourth proportional to 338,350.79, 507,490.43 and 178,362.63 is: 267,525.09
Step by Step Solution
- Step 1: Write the proportion equation
338,350.79 : 507,490.43 = 178,362.63 : x - Step 2: Convert to fraction form
338,350.79/507,490.43 = 178,362.63/x - Step 3: Cross multiply
338,350.79x = 507,490.43 × 178,362.63 - Step 4: Simplify right side
338,350.79x = 90,517,326,902.82 - Step 5: Solve for x
x = 90,517,326,902.82/338,350.79 - Step 6: Final answer
x = 267,525.09
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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.