Finding the Fourth Proportional to 586,673.70, 880,010.55 and 376,721.70
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Solution
The fourth proportional to 586,673.70, 880,010.55 and 376,721.70 is: 565,082.55
Step by Step Solution
- Step 1: Write the proportion equation
586,673.70 : 880,010.55 = 376,721.70 : x - Step 2: Convert to fraction form
586,673.70/880,010.55 = 376,721.70/x - Step 3: Cross multiply
586,673.70x = 880,010.55 × 376,721.70 - Step 4: Simplify right side
586,673.70x = 331,519,070,413.94 - Step 5: Solve for x
x = 331,519,070,413.94/586,673.70 - Step 6: Final answer
x = 565,082.55
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1.5x scale
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.