Finding the Fourth Proportional to 351,034.76, 526,915.56 and 216,195.95
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Solution
The fourth proportional to 351,034.76, 526,915.56 and 216,195.95 is: 324,517.75
Step by Step Solution
- Step 1: Write the proportion equation
351,034.76 : 526,915.56 = 216,195.95 : x - Step 2: Convert to fraction form
351,034.76/526,915.56 = 216,195.95/x - Step 3: Cross multiply
351,034.76x = 526,915.56 × 216,195.95 - Step 4: Simplify right side
351,034.76x = 113,917,012,192.01 - Step 5: Solve for x
x = 113,917,012,192.01/351,034.76 - Step 6: Final answer
x = 324,517.75
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1.5x scale
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.