Finding the Fourth Proportional to 370,069.97, 510,698.09 and 200,304.09
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Solution
The fourth proportional to 370,069.97, 510,698.09 and 200,304.09 is: 276,420.47
Step by Step Solution
- Step 1: Write the proportion equation
370,069.97 : 510,698.09 = 200,304.09 : x - Step 2: Convert to fraction form
370,069.97/510,698.09 = 200,304.09/x - Step 3: Cross multiply
370,069.97x = 510,698.09 × 200,304.09 - Step 4: Simplify right side
370,069.97x = 102,294,916,182.19 - Step 5: Solve for x
x = 102,294,916,182.19/370,069.97 - Step 6: Final answer
x = 276,420.47
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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.