Finding the Fourth Proportional to 779,119.97, 1,170,453.39 and 563,643.31
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Solution
The fourth proportional to 779,119.97, 1,170,453.39 and 563,643.31 is: 846,747.94
Step by Step Solution
- Step 1: Write the proportion equation
779,119.97 : 1,170,453.39 = 563,643.31 : x - Step 2: Convert to fraction form
779,119.97/1,170,453.39 = 563,643.31/x - Step 3: Cross multiply
779,119.97x = 1,170,453.39 × 563,643.31 - Step 4: Simplify right side
779,119.97x = 659,718,223,265.62 - Step 5: Solve for x
x = 659,718,223,265.62/779,119.97 - Step 6: Final answer
x = 846,747.94
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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.