Finding the Fourth Proportional to 375,343.29, 517,977.09 and 214,196.67
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Solution
The fourth proportional to 375,343.29, 517,977.09 and 214,196.67 is: 295,593.32
Step by Step Solution
- Step 1: Write the proportion equation
375,343.29 : 517,977.09 = 214,196.67 : x - Step 2: Convert to fraction form
375,343.29/517,977.09 = 214,196.67/x - Step 3: Cross multiply
375,343.29x = 517,977.09 × 214,196.67 - Step 4: Simplify right side
375,343.29x = 110,948,967,814.29 - Step 5: Solve for x
x = 110,948,967,814.29/375,343.29 - Step 6: Final answer
x = 295,593.32
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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.