Finding the Fourth Proportional to 773,471.97, 1,160,239.34 and 368,455.91
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Solution
The fourth proportional to 773,471.97, 1,160,239.34 and 368,455.91 is: 552,698.81
Step by Step Solution
- Step 1: Write the proportion equation
773,471.97 : 1,160,239.34 = 368,455.91 : x - Step 2: Convert to fraction form
773,471.97/1,160,239.34 = 368,455.91/x - Step 3: Cross multiply
773,471.97x = 1,160,239.34 × 368,455.91 - Step 4: Simplify right side
773,471.97x = 427,497,036,957.44 - Step 5: Solve for x
x = 427,497,036,957.44/773,471.97 - Step 6: Final answer
x = 552,698.81
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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.