Finding the Fourth Proportional to 472,960.44, 651,576.42 and 329,460.84
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Solution
The fourth proportional to 472,960.44, 651,576.42 and 329,460.84 is: 453,883.45
Step by Step Solution
- Step 1: Write the proportion equation
472,960.44 : 651,576.42 = 329,460.84 : x - Step 2: Convert to fraction form
472,960.44/651,576.42 = 329,460.84/x - Step 3: Cross multiply
472,960.44x = 651,576.42 × 329,460.84 - Step 4: Simplify right side
472,960.44x = 214,668,914,657.39 - Step 5: Solve for x
x = 214,668,914,657.39/472,960.44 - Step 6: Final answer
x = 453,883.45
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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.