Finding the Fourth Proportional to 608,594.16, 839,576.97 and 393,803.58
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Solution
The fourth proportional to 608,594.16, 839,576.97 and 393,803.58 is: 543,265.84
Step by Step Solution
- Step 1: Write the proportion equation
608,594.16 : 839,576.97 = 393,803.58 : x - Step 2: Convert to fraction form
608,594.16/839,576.97 = 393,803.58/x - Step 3: Cross multiply
608,594.16x = 839,576.97 × 393,803.58 - Step 4: Simplify right side
608,594.16x = 330,628,416,471.55 - Step 5: Solve for x
x = 330,628,416,471.55/608,594.16 - Step 6: Final answer
x = 543,265.84
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1.5x scale
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.