Finding the Fourth Proportional to 903,104.71, 1,353,708.79 and 303,857.84
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Solution
The fourth proportional to 903,104.71, 1,353,708.79 and 303,857.84 is: 455,467.70
Step by Step Solution
- Step 1: Write the proportion equation
903,104.71 : 1,353,708.79 = 303,857.84 : x - Step 2: Convert to fraction form
903,104.71/1,353,708.79 = 303,857.84/x - Step 3: Cross multiply
903,104.71x = 1,353,708.79 × 303,857.84 - Step 4: Simplify right side
903,104.71x = 411,335,028,918.41 - Step 5: Solve for x
x = 411,335,028,918.41/903,104.71 - Step 6: Final answer
x = 455,467.70
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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.