Finding the Fourth Proportional to 779,121.97, 1,170,456.39 and 563,645.31
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Solution
The fourth proportional to 779,121.97, 1,170,456.39 and 563,645.31 is: 846,750.93
Step by Step Solution
- Step 1: Write the proportion equation
779,121.97 : 1,170,456.39 = 563,645.31 : x - Step 2: Convert to fraction form
779,121.97/1,170,456.39 = 563,645.31/x - Step 3: Cross multiply
779,121.97x = 1,170,456.39 × 563,645.31 - Step 4: Simplify right side
779,121.97x = 659,722,254,783.03 - Step 5: Solve for x
x = 659,722,254,783.03/779,121.97 - Step 6: Final answer
x = 846,750.93
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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.