Finding the Fourth Proportional to 671,937.75, 927,274.10 and 370,131.75
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Solution
The fourth proportional to 671,937.75, 927,274.10 and 370,131.75 is: 510,781.82
Step by Step Solution
- Step 1: Write the proportion equation
671,937.75 : 927,274.10 = 370,131.75 : x - Step 2: Convert to fraction form
671,937.75/927,274.10 = 370,131.75/x - Step 3: Cross multiply
671,937.75x = 927,274.10 × 370,131.75 - Step 4: Simplify right side
671,937.75x = 343,213,583,512.02 - Step 5: Solve for x
x = 343,213,583,512.02/671,937.75 - Step 6: Final answer
x = 510,781.82
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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.