Finding the Fourth Proportional to 713,357.74, 1,069,725.54 and 269,814.70
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Solution
The fourth proportional to 713,357.74, 1,069,725.54 and 269,814.70 is: 404,604.39
Step by Step Solution
- Step 1: Write the proportion equation
713,357.74 : 1,069,725.54 = 269,814.70 : x - Step 2: Convert to fraction form
713,357.74/1,069,725.54 = 269,814.70/x - Step 3: Cross multiply
713,357.74x = 1,069,725.54 × 269,814.70 - Step 4: Simplify right side
713,357.74x = 288,627,675,657.44 - Step 5: Solve for x
x = 288,627,675,657.44/713,357.74 - Step 6: Final answer
x = 404,604.39
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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.