Finding the Fourth Proportional to 571,001.67, 788,204.79 and 329,491.26
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Solution
The fourth proportional to 571,001.67, 788,204.79 and 329,491.26 is: 454,826.32
Step by Step Solution
- Step 1: Write the proportion equation
571,001.67 : 788,204.79 = 329,491.26 : x - Step 2: Convert to fraction form
571,001.67/788,204.79 = 329,491.26/x - Step 3: Cross multiply
571,001.67x = 788,204.79 × 329,491.26 - Step 4: Simplify right side
571,001.67x = 259,706,589,395.14 - Step 5: Solve for x
x = 259,706,589,395.14/571,001.67 - Step 6: Final answer
x = 454,826.32
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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.