Finding the Fourth Proportional to 1,155,440.96, 1,733,207.52 and 356,651.84
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Solution
The fourth proportional to 1,155,440.96, 1,733,207.52 and 356,651.84 is: 534,991.98
Step by Step Solution
- Step 1: Write the proportion equation
1,155,440.96 : 1,733,207.52 = 356,651.84 : x - Step 2: Convert to fraction form
1,155,440.96/1,733,207.52 = 356,651.84/x - Step 3: Cross multiply
1,155,440.96x = 1,733,207.52 × 356,651.84 - Step 4: Simplify right side
1,155,440.96x = 618,151,651,109.84 - Step 5: Solve for x
x = 618,151,651,109.84/1,155,440.96 - Step 6: Final answer
x = 534,991.98
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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.