Finding the Fourth Proportional to 371,741.93, 512,987.14 and 210,593.69
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Solution
The fourth proportional to 371,741.93, 512,987.14 and 210,593.69 is: 290,609.82
Step by Step Solution
- Step 1: Write the proportion equation
371,741.93 : 512,987.14 = 210,593.69 : x - Step 2: Convert to fraction form
371,741.93/512,987.14 = 210,593.69/x - Step 3: Cross multiply
371,741.93x = 512,987.14 × 210,593.69 - Step 4: Simplify right side
371,741.93x = 108,031,854,735.15 - Step 5: Solve for x
x = 108,031,854,735.15/371,741.93 - Step 6: Final answer
x = 290,609.82
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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.