Finding the Fourth Proportional to 373,812.13, 560,726.16 and 133,941.70
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Solution
The fourth proportional to 373,812.13, 560,726.16 and 133,941.70 is: 200,915.40
Step by Step Solution
- Step 1: Write the proportion equation
373,812.13 : 560,726.16 = 133,941.70 : x - Step 2: Convert to fraction form
373,812.13/560,726.16 = 133,941.70/x - Step 3: Cross multiply
373,812.13x = 560,726.16 × 133,941.70 - Step 4: Simplify right side
373,812.13x = 75,104,615,104.87 - Step 5: Solve for x
x = 75,104,615,104.87/373,812.13 - Step 6: Final answer
x = 200,915.40
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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.