Finding the Fourth Proportional to 365,089.41, 503,787.24 and 203,940.99
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Solution
The fourth proportional to 365,089.41, 503,787.24 and 203,940.99 is: 281,418.37
Step by Step Solution
- Step 1: Write the proportion equation
365,089.41 : 503,787.24 = 203,940.99 : x - Step 2: Convert to fraction form
365,089.41/503,787.24 = 203,940.99/x - Step 3: Cross multiply
365,089.41x = 503,787.24 × 203,940.99 - Step 4: Simplify right side
365,089.41x = 102,742,868,474.97 - Step 5: Solve for x
x = 102,742,868,474.97/365,089.41 - Step 6: Final answer
x = 281,418.37
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.