Finding the Fourth Proportional to 629,898.26, 869,264.69 and 343,420.43
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Solution
The fourth proportional to 629,898.26, 869,264.69 and 343,420.43 is: 473,922.96
Step by Step Solution
- Step 1: Write the proportion equation
629,898.26 : 869,264.69 = 343,420.43 : x - Step 2: Convert to fraction form
629,898.26/869,264.69 = 343,420.43/x - Step 3: Cross multiply
629,898.26x = 869,264.69 × 343,420.43 - Step 4: Simplify right side
629,898.26x = 298,523,247,560.19 - Step 5: Solve for x
x = 298,523,247,560.19/629,898.26 - Step 6: Final answer
x = 473,922.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.