Finding the Fourth Proportional to 371,533.28, 512,872.84 and 250,838.08
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Solution
The fourth proportional to 371,533.28, 512,872.84 and 250,838.08 is: 346,262.49
Step by Step Solution
- Step 1: Write the proportion equation
371,533.28 : 512,872.84 = 250,838.08 : x - Step 2: Convert to fraction form
371,533.28/512,872.84 = 250,838.08/x - Step 3: Cross multiply
371,533.28x = 512,872.84 × 250,838.08 - Step 4: Simplify right side
371,533.28x = 128,648,038,469.75 - Step 5: Solve for x
x = 128,648,038,469.75/371,533.28 - Step 6: Final answer
x = 346,262.49
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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.