Finding the Fourth Proportional to 771,594.03, 1,065,079.26 and 628,104.96
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Solution
The fourth proportional to 771,594.03, 1,065,079.26 and 628,104.96 is: 867,012.37
Step by Step Solution
- Step 1: Write the proportion equation
771,594.03 : 1,065,079.26 = 628,104.96 : x - Step 2: Convert to fraction form
771,594.03/1,065,079.26 = 628,104.96/x - Step 3: Cross multiply
771,594.03x = 1,065,079.26 × 628,104.96 - Step 4: Simplify right side
771,594.03x = 668,981,565,999.13 - Step 5: Solve for x
x = 668,981,565,999.13/771,594.03 - Step 6: Final answer
x = 867,012.37
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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.