Finding the Fourth Proportional to 782,288.01, 1,173,432.06 and 503,576.73
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Solution
The fourth proportional to 782,288.01, 1,173,432.06 and 503,576.73 is: 755,365.12
Step by Step Solution
- Step 1: Write the proportion equation
782,288.01 : 1,173,432.06 = 503,576.73 : x - Step 2: Convert to fraction form
782,288.01/1,173,432.06 = 503,576.73/x - Step 3: Cross multiply
782,288.01x = 1,173,432.06 × 503,576.73 - Step 4: Simplify right side
782,288.01x = 590,913,079,651.96 - Step 5: Solve for x
x = 590,913,079,651.96/782,288.01 - Step 6: Final answer
x = 755,365.12
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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.