Finding the Fourth Proportional to 560,203.97, 773,146.83 and 318,522.75
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Solution
The fourth proportional to 560,203.97, 773,146.83 and 318,522.75 is: 439,598.56
Step by Step Solution
- Step 1: Write the proportion equation
560,203.97 : 773,146.83 = 318,522.75 : x - Step 2: Convert to fraction form
560,203.97/773,146.83 = 318,522.75/x - Step 3: Cross multiply
560,203.97x = 773,146.83 × 318,522.75 - Step 4: Simplify right side
560,203.97x = 246,264,854,445.38 - Step 5: Solve for x
x = 246,264,854,445.38/560,203.97 - Step 6: Final answer
x = 439,598.56
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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.