Finding the Fourth Proportional to 296,913.96, 409,745.79 and 169,589.79
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Solution
The fourth proportional to 296,913.96, 409,745.79 and 169,589.79 is: 234,036.49
Step by Step Solution
- Step 1: Write the proportion equation
296,913.96 : 409,745.79 = 169,589.79 : x - Step 2: Convert to fraction form
296,913.96/409,745.79 = 169,589.79/x - Step 3: Cross multiply
296,913.96x = 409,745.79 × 169,589.79 - Step 4: Simplify right side
296,913.96x = 69,488,702,479.48 - Step 5: Solve for x
x = 69,488,702,479.48/296,913.96 - Step 6: Final answer
x = 234,036.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.