Finding the Fourth Proportional to 802,953.70, 1,108,072.92 and 440,368
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Solution
The fourth proportional to 802,953.70, 1,108,072.92 and 440,368 is: 607,706.09
Step by Step Solution
- Step 1: Write the proportion equation
802,953.70 : 1,108,072.92 = 440,368 : x - Step 2: Convert to fraction form
802,953.70/1,108,072.92 = 440,368/x - Step 3: Cross multiply
802,953.70x = 1,108,072.92 × 440,368 - Step 4: Simplify right side
802,953.70x = 487,959,855,634.56 - Step 5: Solve for x
x = 487,959,855,634.56/802,953.70 - Step 6: Final answer
x = 607,706.09
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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.