Finding the Fourth Proportional to 376,312.99, 519,312.20 and 204,230.90
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Solution
The fourth proportional to 376,312.99, 519,312.20 and 204,230.90 is: 281,838.79
Step by Step Solution
- Step 1: Write the proportion equation
376,312.99 : 519,312.20 = 204,230.90 : x - Step 2: Convert to fraction form
376,312.99/519,312.20 = 204,230.90/x - Step 3: Cross multiply
376,312.99x = 519,312.20 × 204,230.90 - Step 4: Simplify right side
376,312.99x = 106,059,598,264.11 - Step 5: Solve for x
x = 106,059,598,264.11/376,312.99 - Step 6: Final answer
x = 281,838.79
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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.