Finding the Fourth Proportional to 747,915.50, 1,031,599.59 and 506,091.62
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Solution
The fourth proportional to 747,915.50, 1,031,599.59 and 506,091.62 is: 698,052.00
Step by Step Solution
- Step 1: Write the proportion equation
747,915.50 : 1,031,599.59 = 506,091.62 : x - Step 2: Convert to fraction form
747,915.50/1,031,599.59 = 506,091.62/x - Step 3: Cross multiply
747,915.50x = 1,031,599.59 × 506,091.62 - Step 4: Simplify right side
747,915.50x = 522,083,907,694.44 - Step 5: Solve for x
x = 522,083,907,694.44/747,915.50 - Step 6: Final answer
x = 698,052.00
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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.