Finding the Fourth Proportional to 1,166,153.36, 1,749,257.78 and 313,226.09
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Solution
The fourth proportional to 1,166,153.36, 1,749,257.78 and 313,226.09 is: 469,846.58
Step by Step Solution
- Step 1: Write the proportion equation
1,166,153.36 : 1,749,257.78 = 313,226.09 : x - Step 2: Convert to fraction form
1,166,153.36/1,749,257.78 = 313,226.09/x - Step 3: Cross multiply
1,166,153.36x = 1,749,257.78 × 313,226.09 - Step 4: Simplify right side
1,166,153.36x = 547,913,171,078.78 - Step 5: Solve for x
x = 547,913,171,078.78/1,166,153.36 - Step 6: Final answer
x = 469,846.58
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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.