Finding the Fourth Proportional to 734,184.19, 1,101,231.85 and 436,558.78
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Solution
The fourth proportional to 734,184.19, 1,101,231.85 and 436,558.78 is: 654,811.75
Step by Step Solution
- Step 1: Write the proportion equation
734,184.19 : 1,101,231.85 = 436,558.78 : x - Step 2: Convert to fraction form
734,184.19/1,101,231.85 = 436,558.78/x - Step 3: Cross multiply
734,184.19x = 1,101,231.85 × 436,558.78 - Step 4: Simplify right side
734,184.19x = 480,752,432,933.14 - Step 5: Solve for x
x = 480,752,432,933.14/734,184.19 - Step 6: Final answer
x = 654,811.75
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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.