Finding the Fourth Proportional to 546,993.09, 820,064.79 and 354,460.80
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Solution
The fourth proportional to 546,993.09, 820,064.79 and 354,460.80 is: 531,415.89
Step by Step Solution
- Step 1: Write the proportion equation
546,993.09 : 820,064.79 = 354,460.80 : x - Step 2: Convert to fraction form
546,993.09/820,064.79 = 354,460.80/x - Step 3: Cross multiply
546,993.09x = 820,064.79 × 354,460.80 - Step 4: Simplify right side
546,993.09x = 290,680,821,515.23 - Step 5: Solve for x
x = 290,680,821,515.23/546,993.09 - Step 6: Final answer
x = 531,415.89
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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.