Finding the Fourth Proportional to 606,145.24, 909,217.92 and 336,438.96
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Solution
The fourth proportional to 606,145.24, 909,217.92 and 336,438.96 is: 504,658.47
Step by Step Solution
- Step 1: Write the proportion equation
606,145.24 : 909,217.92 = 336,438.96 : x - Step 2: Convert to fraction form
606,145.24/909,217.92 = 336,438.96/x - Step 3: Cross multiply
606,145.24x = 909,217.92 × 336,438.96 - Step 4: Simplify right side
606,145.24x = 305,896,331,418.16 - Step 5: Solve for x
x = 305,896,331,418.16/606,145.24 - Step 6: Final answer
x = 504,658.47
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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.