Finding the Fourth Proportional to 571,343.18, 788,812.29 and 367,747.92
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Solution
The fourth proportional to 571,343.18, 788,812.29 and 367,747.92 is: 507,723.01
Step by Step Solution
- Step 1: Write the proportion equation
571,343.18 : 788,812.29 = 367,747.92 : x - Step 2: Convert to fraction form
571,343.18/788,812.29 = 367,747.92/x - Step 3: Cross multiply
571,343.18x = 788,812.29 × 367,747.92 - Step 4: Simplify right side
571,343.18x = 290,084,078,917.94 - Step 5: Solve for x
x = 290,084,078,917.94/571,343.18 - Step 6: Final answer
x = 507,723.01
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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.