Finding the Fourth Proportional to 309,504.33, 464,297.81 and 122,472.09
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Solution
The fourth proportional to 309,504.33, 464,297.81 and 122,472.09 is: 183,724.48
Step by Step Solution
- Step 1: Write the proportion equation
309,504.33 : 464,297.81 = 122,472.09 : x - Step 2: Convert to fraction form
309,504.33/464,297.81 = 122,472.09/x - Step 3: Cross multiply
309,504.33x = 464,297.81 × 122,472.09 - Step 4: Simplify right side
309,504.33x = 56,863,522,560.76 - Step 5: Solve for x
x = 56,863,522,560.76/309,504.33 - Step 6: Final answer
x = 183,724.48
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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.