Finding the Fourth Proportional to 324,605.07, 447,946.61 and 181,366.09
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Solution
The fourth proportional to 324,605.07, 447,946.61 and 181,366.09 is: 250,280.51
Step by Step Solution
- Step 1: Write the proportion equation
324,605.07 : 447,946.61 = 181,366.09 : x - Step 2: Convert to fraction form
324,605.07/447,946.61 = 181,366.09/x - Step 3: Cross multiply
324,605.07x = 447,946.61 × 181,366.09 - Step 4: Simplify right side
324,605.07x = 81,242,323,157.76 - Step 5: Solve for x
x = 81,242,323,157.76/324,605.07 - Step 6: Final answer
x = 250,280.51
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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.