Finding the Fourth Proportional to 560,353.26, 773,283.83 and 318,635.85
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Solution
The fourth proportional to 560,353.26, 773,283.83 and 318,635.85 is: 439,715.38
Step by Step Solution
- Step 1: Write the proportion equation
560,353.26 : 773,283.83 = 318,635.85 : x - Step 2: Convert to fraction form
560,353.26/773,283.83 = 318,635.85/x - Step 3: Cross multiply
560,353.26x = 773,283.83 × 318,635.85 - Step 4: Simplify right side
560,353.26x = 246,395,948,870.13 - Step 5: Solve for x
x = 246,395,948,870.13/560,353.26 - Step 6: Final answer
x = 439,715.38
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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.