Finding the Fourth Proportional to 313,161.08, 432,274.36 and 185,836.66
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Solution
The fourth proportional to 313,161.08, 432,274.36 and 185,836.66 is: 256,521.10
Step by Step Solution
- Step 1: Write the proportion equation
313,161.08 : 432,274.36 = 185,836.66 : x - Step 2: Convert to fraction form
313,161.08/432,274.36 = 185,836.66/x - Step 3: Cross multiply
313,161.08x = 432,274.36 × 185,836.66 - Step 4: Simplify right side
313,161.08x = 80,332,423,266.04 - Step 5: Solve for x
x = 80,332,423,266.04/313,161.08 - Step 6: Final answer
x = 256,521.10
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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.