Finding the Fourth Proportional to 434,413.80, 651,102.30 and 181,693.80
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Solution
The fourth proportional to 434,413.80, 651,102.30 and 181,693.80 is: 272,323.88
Step by Step Solution
- Step 1: Write the proportion equation
434,413.80 : 651,102.30 = 181,693.80 : x - Step 2: Convert to fraction form
434,413.80/651,102.30 = 181,693.80/x - Step 3: Cross multiply
434,413.80x = 651,102.30 × 181,693.80 - Step 4: Simplify right side
434,413.80x = 118,301,251,075.74 - Step 5: Solve for x
x = 118,301,251,075.74/434,413.80 - Step 6: Final answer
x = 272,323.88
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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.