Finding the Fourth Proportional to 837,204.12, 1,256,595.30 and 305,239.32
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Solution
The fourth proportional to 837,204.12, 1,256,595.30 and 305,239.32 is: 458,146.69
Step by Step Solution
- Step 1: Write the proportion equation
837,204.12 : 1,256,595.30 = 305,239.32 : x - Step 2: Convert to fraction form
837,204.12/1,256,595.30 = 305,239.32/x - Step 3: Cross multiply
837,204.12x = 1,256,595.30 × 305,239.32 - Step 4: Simplify right side
837,204.12x = 383,562,294,887.20 - Step 5: Solve for x
x = 383,562,294,887.20/837,204.12 - Step 6: Final answer
x = 458,146.69
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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.