Finding the Fourth Proportional to 801,787.50, 1,106,466.78 and 444,091.50
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Solution
The fourth proportional to 801,787.50, 1,106,466.78 and 444,091.50 is: 612,846.29
Step by Step Solution
- Step 1: Write the proportion equation
801,787.50 : 1,106,466.78 = 444,091.50 : x - Step 2: Convert to fraction form
801,787.50/1,106,466.78 = 444,091.50/x - Step 3: Cross multiply
801,787.50x = 1,106,466.78 × 444,091.50 - Step 4: Simplify right side
801,787.50x = 491,372,492,030.37 - Step 5: Solve for x
x = 491,372,492,030.37/801,787.50 - Step 6: Final answer
x = 612,846.29
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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.