Finding the Fourth Proportional to 436,529.70, 602,415.99 and 245,541.42
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Solution
The fourth proportional to 436,529.70, 602,415.99 and 245,541.42 is: 338,849.97
Step by Step Solution
- Step 1: Write the proportion equation
436,529.70 : 602,415.99 = 245,541.42 : x - Step 2: Convert to fraction form
436,529.70/602,415.99 = 245,541.42/x - Step 3: Cross multiply
436,529.70x = 602,415.99 × 245,541.42 - Step 4: Simplify right side
436,529.70x = 147,918,077,615.31 - Step 5: Solve for x
x = 147,918,077,615.31/436,529.70 - Step 6: Final answer
x = 338,849.97
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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.