Finding the Fourth Proportional to 734,245.64, 1,101,368.52 and 260,949.68
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Solution
The fourth proportional to 734,245.64, 1,101,368.52 and 260,949.68 is: 391,424.54
Step by Step Solution
- Step 1: Write the proportion equation
734,245.64 : 1,101,368.52 = 260,949.68 : x - Step 2: Convert to fraction form
734,245.64/1,101,368.52 = 260,949.68/x - Step 3: Cross multiply
734,245.64x = 1,101,368.52 × 260,949.68 - Step 4: Simplify right side
734,245.64x = 287,401,762,856.07 - Step 5: Solve for x
x = 287,401,762,856.07/734,245.64 - Step 6: Final answer
x = 391,424.54
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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.