Finding the Fourth Proportional to 376,026.12, 518,883.18 and 214,849.08
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Solution
The fourth proportional to 376,026.12, 518,883.18 and 214,849.08 is: 296,472.95
Step by Step Solution
- Step 1: Write the proportion equation
376,026.12 : 518,883.18 = 214,849.08 : x - Step 2: Convert to fraction form
376,026.12/518,883.18 = 214,849.08/x - Step 3: Cross multiply
376,026.12x = 518,883.18 × 214,849.08 - Step 4: Simplify right side
376,026.12x = 111,481,573,850.47 - Step 5: Solve for x
x = 111,481,573,850.47/376,026.12 - Step 6: Final answer
x = 296,472.95
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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.