Finding the Fourth Proportional to 344,413.12, 516,605.52 and 119,824.48
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Solution
The fourth proportional to 344,413.12, 516,605.52 and 119,824.48 is: 179,731.79
Step by Step Solution
- Step 1: Write the proportion equation
344,413.12 : 516,605.52 = 119,824.48 : x - Step 2: Convert to fraction form
344,413.12/516,605.52 = 119,824.48/x - Step 3: Cross multiply
344,413.12x = 516,605.52 × 119,824.48 - Step 4: Simplify right side
344,413.12x = 61,901,987,799.13 - Step 5: Solve for x
x = 61,901,987,799.13/344,413.12 - Step 6: Final answer
x = 179,731.79
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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.