Finding the Fourth Proportional to 545,073.75, 752,201.79 and 303,413.42
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Solution
The fourth proportional to 545,073.75, 752,201.79 and 303,413.42 is: 418,710.52
Step by Step Solution
- Step 1: Write the proportion equation
545,073.75 : 752,201.79 = 303,413.42 : x - Step 2: Convert to fraction form
545,073.75/752,201.79 = 303,413.42/x - Step 3: Cross multiply
545,073.75x = 752,201.79 × 303,413.42 - Step 4: Simplify right side
545,073.75x = 228,228,113,873.01 - Step 5: Solve for x
x = 228,228,113,873.01/545,073.75 - Step 6: Final answer
x = 418,710.52
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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.