Finding the Fourth Proportional to 959,941.74, 1,440,699.66 and 486,762.42
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Solution
The fourth proportional to 959,941.74, 1,440,699.66 and 486,762.42 is: 730,542.72
Step by Step Solution
- Step 1: Write the proportion equation
959,941.74 : 1,440,699.66 = 486,762.42 : x - Step 2: Convert to fraction form
959,941.74/1,440,699.66 = 486,762.42/x - Step 3: Cross multiply
959,941.74x = 1,440,699.66 × 486,762.42 - Step 4: Simplify right side
959,941.74x = 701,278,452,994.78 - Step 5: Solve for x
x = 701,278,452,994.78/959,941.74 - Step 6: Final answer
x = 730,542.72
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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.