Finding the Fourth Proportional to 526,217.40, 788,959.98 and 226,608.12
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Solution
The fourth proportional to 526,217.40, 788,959.98 and 226,608.12 is: 339,754.52
Step by Step Solution
- Step 1: Write the proportion equation
526,217.40 : 788,959.98 = 226,608.12 : x - Step 2: Convert to fraction form
526,217.40/788,959.98 = 226,608.12/x - Step 3: Cross multiply
526,217.40x = 788,959.98 × 226,608.12 - Step 4: Simplify right side
526,217.40x = 178,784,737,823.04 - Step 5: Solve for x
x = 178,784,737,823.04/526,217.40 - Step 6: Final answer
x = 339,754.52
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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.