Finding the Fourth Proportional to 220,675.74, 330,915.11 and 62,867.30
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Solution
The fourth proportional to 220,675.74, 330,915.11 and 62,867.30 is: 94,272.88
Step by Step Solution
- Step 1: Write the proportion equation
220,675.74 : 330,915.11 = 62,867.30 : x - Step 2: Convert to fraction form
220,675.74/330,915.11 = 62,867.30/x - Step 3: Cross multiply
220,675.74x = 330,915.11 × 62,867.30 - Step 4: Simplify right side
220,675.74x = 20,803,737,525.99 - Step 5: Solve for x
x = 20,803,737,525.99/220,675.74 - Step 6: Final answer
x = 94,272.88
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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.