Finding the Fourth Proportional to 555,161.60, 832,686.36 and 376,394.87
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Solution
The fourth proportional to 555,161.60, 832,686.36 and 376,394.87 is: 564,554.31
Step by Step Solution
- Step 1: Write the proportion equation
555,161.60 : 832,686.36 = 376,394.87 : x - Step 2: Convert to fraction form
555,161.60/832,686.36 = 376,394.87/x - Step 3: Cross multiply
555,161.60x = 832,686.36 × 376,394.87 - Step 4: Simplify right side
555,161.60x = 313,418,870,059.54 - Step 5: Solve for x
x = 313,418,870,059.54/555,161.60 - Step 6: Final answer
x = 564,554.31
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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.