Finding the Fourth Proportional to 559,508.80, 772,122.25 and 304,859.99
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Solution
The fourth proportional to 559,508.80, 772,122.25 and 304,859.99 is: 420,706.84
Step by Step Solution
- Step 1: Write the proportion equation
559,508.80 : 772,122.25 = 304,859.99 : x - Step 2: Convert to fraction form
559,508.80/772,122.25 = 304,859.99/x - Step 3: Cross multiply
559,508.80x = 772,122.25 × 304,859.99 - Step 4: Simplify right side
559,508.80x = 235,389,181,413.78 - Step 5: Solve for x
x = 235,389,181,413.78/559,508.80 - Step 6: Final answer
x = 420,706.84
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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.