Finding the Fourth Proportional to 930,778.92, 1,394,876.66 and 424,101.65
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Solution
The fourth proportional to 930,778.92, 1,394,876.66 and 424,101.65 is: 635,563.90
Step by Step Solution
- Step 1: Write the proportion equation
930,778.92 : 1,394,876.66 = 424,101.65 : x - Step 2: Convert to fraction form
930,778.92/1,394,876.66 = 424,101.65/x - Step 3: Cross multiply
930,778.92x = 1,394,876.66 × 424,101.65 - Step 4: Simplify right side
930,778.92x = 591,569,483,957.60 - Step 5: Solve for x
x = 591,569,483,957.60/930,778.92 - Step 6: Final answer
x = 635,563.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.