Finding the Fourth Proportional to 330,611.24, 456,211.58 and 185,422.99
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Solution
The fourth proportional to 330,611.24, 456,211.58 and 185,422.99 is: 255,865.82
Step by Step Solution
- Step 1: Write the proportion equation
330,611.24 : 456,211.58 = 185,422.99 : x - Step 2: Convert to fraction form
330,611.24/456,211.58 = 185,422.99/x - Step 3: Cross multiply
330,611.24x = 456,211.58 × 185,422.99 - Step 4: Simplify right side
330,611.24x = 84,592,114,559.25 - Step 5: Solve for x
x = 84,592,114,559.25/330,611.24 - Step 6: Final answer
x = 255,865.82
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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.