Finding the Fourth Proportional to 370,274.16, 555,296.44 and 133,586.08
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Solution
The fourth proportional to 370,274.16, 555,296.44 and 133,586.08 is: 200,337.70
Step by Step Solution
- Step 1: Write the proportion equation
370,274.16 : 555,296.44 = 133,586.08 : x - Step 2: Convert to fraction form
370,274.16/555,296.44 = 133,586.08/x - Step 3: Cross multiply
370,274.16x = 555,296.44 × 133,586.08 - Step 4: Simplify right side
370,274.16x = 74,179,874,657.56 - Step 5: Solve for x
x = 74,179,874,657.56/370,274.16 - Step 6: Final answer
x = 200,337.70
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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.