Finding the Fourth Proportional to 488,701.08, 673,976.70 and 352,698.84
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Solution
The fourth proportional to 488,701.08, 673,976.70 and 352,698.84 is: 486,413.49
Step by Step Solution
- Step 1: Write the proportion equation
488,701.08 : 673,976.70 = 352,698.84 : x - Step 2: Convert to fraction form
488,701.08/673,976.70 = 352,698.84/x - Step 3: Cross multiply
488,701.08x = 673,976.70 × 352,698.84 - Step 4: Simplify right side
488,701.08x = 237,710,800,277.03 - Step 5: Solve for x
x = 237,710,800,277.03/488,701.08 - Step 6: Final answer
x = 486,413.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.