Finding the Fourth Proportional to 325,991.88, 489,056.94 and 101,346.84
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Solution
The fourth proportional to 325,991.88, 489,056.94 and 101,346.84 is: 152,041.75
Step by Step Solution
- Step 1: Write the proportion equation
325,991.88 : 489,056.94 = 101,346.84 : x - Step 2: Convert to fraction form
325,991.88/489,056.94 = 101,346.84/x - Step 3: Cross multiply
325,991.88x = 489,056.94 × 101,346.84 - Step 4: Simplify right side
325,991.88x = 49,564,375,449.07 - Step 5: Solve for x
x = 49,564,375,449.07/325,991.88 - Step 6: Final answer
x = 152,041.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.