Finding the Fourth Proportional to 370,274.17, 555,296.43 and 133,586.09
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Solution
The fourth proportional to 370,274.17, 555,296.43 and 133,586.09 is: 200,337.71
Step by Step Solution
- Step 1: Write the proportion equation
370,274.17 : 555,296.43 = 133,586.09 : x - Step 2: Convert to fraction form
370,274.17/555,296.43 = 133,586.09/x - Step 3: Cross multiply
370,274.17x = 555,296.43 × 133,586.09 - Step 4: Simplify right side
370,274.17x = 74,179,878,874.66 - Step 5: Solve for x
x = 74,179,878,874.66/370,274.17 - Step 6: Final answer
x = 200,337.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.