Finding the Fourth Proportional to 624,882.96, 937,130.64 and 225,471.84
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Solution
The fourth proportional to 624,882.96, 937,130.64 and 225,471.84 is: 338,137.83
Step by Step Solution
- Step 1: Write the proportion equation
624,882.96 : 937,130.64 = 225,471.84 : x - Step 2: Convert to fraction form
624,882.96/937,130.64 = 225,471.84/x - Step 3: Cross multiply
624,882.96x = 937,130.64 × 225,471.84 - Step 4: Simplify right side
624,882.96x = 211,296,569,721.18 - Step 5: Solve for x
x = 211,296,569,721.18/624,882.96 - Step 6: Final answer
x = 338,137.83
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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.