Finding the Fourth Proportional to 799,497.25, 1,103,309.09 and 436,921.28
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Solution
The fourth proportional to 799,497.25, 1,103,309.09 and 436,921.28 is: 602,952.94
Step by Step Solution
- Step 1: Write the proportion equation
799,497.25 : 1,103,309.09 = 436,921.28 : x - Step 2: Convert to fraction form
799,497.25/1,103,309.09 = 436,921.28/x - Step 3: Cross multiply
799,497.25x = 1,103,309.09 × 436,921.28 - Step 4: Simplify right side
799,497.25x = 482,059,219,838.44 - Step 5: Solve for x
x = 482,059,219,838.44/799,497.25 - Step 6: Final answer
x = 602,952.94
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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.