Finding the Fourth Proportional to 475,858.56, 656,841.84 and 425,413.19
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Solution
The fourth proportional to 475,858.56, 656,841.84 and 425,413.19 is: 587,210.58
Step by Step Solution
- Step 1: Write the proportion equation
475,858.56 : 656,841.84 = 425,413.19 : x - Step 2: Convert to fraction form
475,858.56/656,841.84 = 425,413.19/x - Step 3: Cross multiply
475,858.56x = 656,841.84 × 425,413.19 - Step 4: Simplify right side
475,858.56x = 279,429,179,195.66 - Step 5: Solve for x
x = 279,429,179,195.66/475,858.56 - Step 6: Final answer
x = 587,210.58
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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.