Finding the Fourth Proportional to 311,325.66, 466,701.30 and 121,915.02
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Solution
The fourth proportional to 311,325.66, 466,701.30 and 121,915.02 is: 182,760.07
Step by Step Solution
- Step 1: Write the proportion equation
311,325.66 : 466,701.30 = 121,915.02 : x - Step 2: Convert to fraction form
311,325.66/466,701.30 = 121,915.02/x - Step 3: Cross multiply
311,325.66x = 466,701.30 × 121,915.02 - Step 4: Simplify right side
311,325.66x = 56,897,898,323.53 - Step 5: Solve for x
x = 56,897,898,323.53/311,325.66 - Step 6: Final answer
x = 182,760.07
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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.