Finding the Fourth Proportional to 709,596.63, 1,064,564.44 and 236,286.09
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Solution
The fourth proportional to 709,596.63, 1,064,564.44 and 236,286.09 is: 354,485.57
Step by Step Solution
- Step 1: Write the proportion equation
709,596.63 : 1,064,564.44 = 236,286.09 : x - Step 2: Convert to fraction form
709,596.63/1,064,564.44 = 236,286.09/x - Step 3: Cross multiply
709,596.63x = 1,064,564.44 × 236,286.09 - Step 4: Simplify right side
709,596.63x = 251,541,769,080.64 - Step 5: Solve for x
x = 251,541,769,080.64/709,596.63 - Step 6: Final answer
x = 354,485.57
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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.