Finding the Fourth Proportional to 480,617.74, 663,245.58 and 265,753.09
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Solution
The fourth proportional to 480,617.74, 663,245.58 and 265,753.09 is: 366,735.45
Step by Step Solution
- Step 1: Write the proportion equation
480,617.74 : 663,245.58 = 265,753.09 : x - Step 2: Convert to fraction form
480,617.74/663,245.58 = 265,753.09/x - Step 3: Cross multiply
480,617.74x = 663,245.58 × 265,753.09 - Step 4: Simplify right side
480,617.74x = 176,259,562,313.84 - Step 5: Solve for x
x = 176,259,562,313.84/480,617.74 - Step 6: Final answer
x = 366,735.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.