Finding the Fourth Proportional to 804,877.10, 1,110,658.11 and 442,296.62
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Solution
The fourth proportional to 804,877.10, 1,110,658.11 and 442,296.62 is: 610,329.61
Step by Step Solution
- Step 1: Write the proportion equation
804,877.10 : 1,110,658.11 = 442,296.62 : x - Step 2: Convert to fraction form
804,877.10/1,110,658.11 = 442,296.62/x - Step 3: Cross multiply
804,877.10x = 1,110,658.11 × 442,296.62 - Step 4: Simplify right side
804,877.10x = 491,240,328,028.59 - Step 5: Solve for x
x = 491,240,328,028.59/804,877.10 - Step 6: Final answer
x = 610,329.61
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1.5x scale
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.