Finding the Fourth Proportional to 293,631.09, 440,512.25 and 93,963.47
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Solution
The fourth proportional to 293,631.09, 440,512.25 and 93,963.47 is: 140,966.19
Step by Step Solution
- Step 1: Write the proportion equation
293,631.09 : 440,512.25 = 93,963.47 : x - Step 2: Convert to fraction form
293,631.09/440,512.25 = 93,963.47/x - Step 3: Cross multiply
293,631.09x = 440,512.25 × 93,963.47 - Step 4: Simplify right side
293,631.09x = 41,392,056,915.13 - Step 5: Solve for x
x = 41,392,056,915.13/293,631.09 - Step 6: Final answer
x = 140,966.19
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.