Finding the Fourth Proportional to 447,174.16, 671,019.57 and 236,812.09
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Solution
The fourth proportional to 447,174.16, 671,019.57 and 236,812.09 is: 355,354.94
Step by Step Solution
- Step 1: Write the proportion equation
447,174.16 : 671,019.57 = 236,812.09 : x - Step 2: Convert to fraction form
447,174.16/671,019.57 = 236,812.09/x - Step 3: Cross multiply
447,174.16x = 671,019.57 × 236,812.09 - Step 4: Simplify right side
447,174.16x = 158,905,546,802.60 - Step 5: Solve for x
x = 158,905,546,802.60/447,174.16 - Step 6: Final answer
x = 355,354.94
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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.