Finding the Fourth Proportional to 599,575.12, 827,413.80 and 331,303.12
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Solution
The fourth proportional to 599,575.12, 827,413.80 and 331,303.12 is: 457,198.38
Step by Step Solution
- Step 1: Write the proportion equation
599,575.12 : 827,413.80 = 331,303.12 : x - Step 2: Convert to fraction form
599,575.12/827,413.80 = 331,303.12/x - Step 3: Cross multiply
599,575.12x = 827,413.80 × 331,303.12 - Step 4: Simplify right side
599,575.12x = 274,124,773,471.06 - Step 5: Solve for x
x = 274,124,773,471.06/599,575.12 - Step 6: Final answer
x = 457,198.38
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1.5x scale
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.