Finding the Fourth Proportional to 609,112.16, 840,564.57 and 337,174.23
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Solution
The fourth proportional to 609,112.16, 840,564.57 and 337,174.23 is: 465,294.79
Step by Step Solution
- Step 1: Write the proportion equation
609,112.16 : 840,564.57 = 337,174.23 : x - Step 2: Convert to fraction form
609,112.16/840,564.57 = 337,174.23/x - Step 3: Cross multiply
609,112.16x = 840,564.57 × 337,174.23 - Step 4: Simplify right side
609,112.16x = 283,416,711,655.03 - Step 5: Solve for x
x = 283,416,711,655.03/609,112.16 - Step 6: Final answer
x = 465,294.79
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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.