Finding the Fourth Proportional to 373,733.24, 515,779.25 and 212,640.03
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Solution
The fourth proportional to 373,733.24, 515,779.25 and 212,640.03 is: 293,458.82
Step by Step Solution
- Step 1: Write the proportion equation
373,733.24 : 515,779.25 = 212,640.03 : x - Step 2: Convert to fraction form
373,733.24/515,779.25 = 212,640.03/x - Step 3: Cross multiply
373,733.24x = 515,779.25 × 212,640.03 - Step 4: Simplify right side
373,733.24x = 109,675,314,130.18 - Step 5: Solve for x
x = 109,675,314,130.18/373,733.24 - Step 6: Final answer
x = 293,458.82
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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.