Finding the Fourth Proportional to 366,413.80, 549,620.70 and 304,205.80
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Solution
The fourth proportional to 366,413.80, 549,620.70 and 304,205.80 is: 456,308.70
Step by Step Solution
- Step 1: Write the proportion equation
366,413.80 : 549,620.70 = 304,205.80 : x - Step 2: Convert to fraction form
366,413.80/549,620.70 = 304,205.80/x - Step 3: Cross multiply
366,413.80x = 549,620.70 × 304,205.80 - Step 4: Simplify right side
366,413.80x = 167,197,804,740.06 - Step 5: Solve for x
x = 167,197,804,740.06/366,413.80 - Step 6: Final answer
x = 456,308.70
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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.