Finding the Fourth Proportional to 785,306.26, 1,083,768.15 and 591,366.70
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Solution
The fourth proportional to 785,306.26, 1,083,768.15 and 591,366.70 is: 816,120.32
Step by Step Solution
- Step 1: Write the proportion equation
785,306.26 : 1,083,768.15 = 591,366.70 : x - Step 2: Convert to fraction form
785,306.26/1,083,768.15 = 591,366.70/x - Step 3: Cross multiply
785,306.26x = 1,083,768.15 × 591,366.70 - Step 4: Simplify right side
785,306.26x = 640,904,394,430.61 - Step 5: Solve for x
x = 640,904,394,430.61/785,306.26 - Step 6: Final answer
x = 816,120.32
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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.