Finding the Fourth Proportional to 452,682.20, 624,698.34 and 248,735.28
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Solution
The fourth proportional to 452,682.20, 624,698.34 and 248,735.28 is: 343,252.99
Step by Step Solution
- Step 1: Write the proportion equation
452,682.20 : 624,698.34 = 248,735.28 : x - Step 2: Convert to fraction form
452,682.20/624,698.34 = 248,735.28/x - Step 3: Cross multiply
452,682.20x = 624,698.34 × 248,735.28 - Step 4: Simplify right side
452,682.20x = 155,384,516,515.44 - Step 5: Solve for x
x = 155,384,516,515.44/452,682.20 - Step 6: Final answer
x = 343,252.99
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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.