Finding the Fourth Proportional to 624,844.40, 937,072.85 and 225,433.26
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Solution
The fourth proportional to 624,844.40, 937,072.85 and 225,433.26 is: 338,079.99
Step by Step Solution
- Step 1: Write the proportion equation
624,844.40 : 937,072.85 = 225,433.26 : x - Step 2: Convert to fraction form
624,844.40/937,072.85 = 225,433.26/x - Step 3: Cross multiply
624,844.40x = 937,072.85 × 225,433.26 - Step 4: Simplify right side
624,844.40x = 211,247,387,432.99 - Step 5: Solve for x
x = 211,247,387,432.99/624,844.40 - Step 6: Final answer
x = 338,079.99
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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.