Finding the Fourth Proportional to 330,492.51, 495,585.66 and 267,156.99
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Solution
The fourth proportional to 330,492.51, 495,585.66 and 267,156.99 is: 400,611.72
Step by Step Solution
- Step 1: Write the proportion equation
330,492.51 : 495,585.66 = 267,156.99 : x - Step 2: Convert to fraction form
330,492.51/495,585.66 = 267,156.99/x - Step 3: Cross multiply
330,492.51x = 495,585.66 × 267,156.99 - Step 4: Simplify right side
330,492.51x = 132,399,173,212.76 - Step 5: Solve for x
x = 132,399,173,212.76/330,492.51 - Step 6: Final answer
x = 400,611.72
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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.