Finding the Fourth Proportional to 603,725.58, 833,161.28 and 331,803.12
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Solution
The fourth proportional to 603,725.58, 833,161.28 and 331,803.12 is: 457,899.29
Step by Step Solution
- Step 1: Write the proportion equation
603,725.58 : 833,161.28 = 331,803.12 : x - Step 2: Convert to fraction form
603,725.58/833,161.28 = 331,803.12/x - Step 3: Cross multiply
603,725.58x = 833,161.28 × 331,803.12 - Step 4: Simplify right side
603,725.58x = 276,445,512,167.19 - Step 5: Solve for x
x = 276,445,512,167.19/603,725.58 - Step 6: Final answer
x = 457,899.29
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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.