Finding the Fourth Proportional to 606,640.41, 837,161.34 and 334,725.21
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Solution
The fourth proportional to 606,640.41, 837,161.34 and 334,725.21 is: 461,919.45
Step by Step Solution
- Step 1: Write the proportion equation
606,640.41 : 837,161.34 = 334,725.21 : x - Step 2: Convert to fraction form
606,640.41/837,161.34 = 334,725.21/x - Step 3: Cross multiply
606,640.41x = 837,161.34 × 334,725.21 - Step 4: Simplify right side
606,640.41x = 280,219,005,335.38 - Step 5: Solve for x
x = 280,219,005,335.38/606,640.41 - Step 6: Final answer
x = 461,919.45
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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.