Finding the Fourth Proportional to 630,525.94, 946,293.27 and 331,183.05
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Solution
The fourth proportional to 630,525.94, 946,293.27 and 331,183.05 is: 497,039.49
Step by Step Solution
- Step 1: Write the proportion equation
630,525.94 : 946,293.27 = 331,183.05 : x - Step 2: Convert to fraction form
630,525.94/946,293.27 = 331,183.05/x - Step 3: Cross multiply
630,525.94x = 946,293.27 × 331,183.05 - Step 4: Simplify right side
630,525.94x = 313,396,291,353.07 - Step 5: Solve for x
x = 313,396,291,353.07/630,525.94 - Step 6: Final answer
x = 497,039.49
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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.