Finding the Fourth Proportional to 371,044.48, 512,037.84 and 201,279.28
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Solution
The fourth proportional to 371,044.48, 512,037.84 and 201,279.28 is: 277,763.48
Step by Step Solution
- Step 1: Write the proportion equation
371,044.48 : 512,037.84 = 201,279.28 : x - Step 2: Convert to fraction form
371,044.48/512,037.84 = 201,279.28/x - Step 3: Cross multiply
371,044.48x = 512,037.84 × 201,279.28 - Step 4: Simplify right side
371,044.48x = 103,062,607,767.96 - Step 5: Solve for x
x = 103,062,607,767.96/371,044.48 - Step 6: Final answer
x = 277,763.48
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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.