Finding the Fourth Proportional to 624,156.14, 936,260.13 and 203,435.66
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Solution
The fourth proportional to 624,156.14, 936,260.13 and 203,435.66 is: 305,161.94
Step by Step Solution
- Step 1: Write the proportion equation
624,156.14 : 936,260.13 = 203,435.66 : x - Step 2: Convert to fraction form
624,156.14/936,260.13 = 203,435.66/x - Step 3: Cross multiply
624,156.14x = 936,260.13 × 203,435.66 - Step 4: Simplify right side
624,156.14x = 190,468,697,478.24 - Step 5: Solve for x
x = 190,468,697,478.24/624,156.14 - Step 6: Final answer
x = 305,161.94
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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.