Finding the Fourth Proportional to 373,649.84, 515,707.09 and 234,013.14
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Solution
The fourth proportional to 373,649.84, 515,707.09 and 234,013.14 is: 322,982.17
Step by Step Solution
- Step 1: Write the proportion equation
373,649.84 : 515,707.09 = 234,013.14 : x - Step 2: Convert to fraction form
373,649.84/515,707.09 = 234,013.14/x - Step 3: Cross multiply
373,649.84x = 515,707.09 × 234,013.14 - Step 4: Simplify right side
373,649.84x = 120,682,232,932.23 - Step 5: Solve for x
x = 120,682,232,932.23/373,649.84 - Step 6: Final answer
x = 322,982.17
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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.