Finding the Fourth Proportional to 544,903.92, 751,971.11 and 303,196.68
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Solution
The fourth proportional to 544,903.92, 751,971.11 and 303,196.68 is: 418,413.47
Step by Step Solution
- Step 1: Write the proportion equation
544,903.92 : 751,971.11 = 303,196.68 : x - Step 2: Convert to fraction form
544,903.92/751,971.11 = 303,196.68/x - Step 3: Cross multiply
544,903.92x = 751,971.11 × 303,196.68 - Step 4: Simplify right side
544,903.92x = 227,995,142,491.93 - Step 5: Solve for x
x = 227,995,142,491.93/544,903.92 - Step 6: Final answer
x = 418,413.47
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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.