Finding the Fourth Proportional to 937,798.92, 1,294,163.79 and 508,079.07
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Solution
The fourth proportional to 937,798.92, 1,294,163.79 and 508,079.07 is: 701,149.81
Step by Step Solution
- Step 1: Write the proportion equation
937,798.92 : 1,294,163.79 = 508,079.07 : x - Step 2: Convert to fraction form
937,798.92/1,294,163.79 = 508,079.07/x - Step 3: Cross multiply
937,798.92x = 1,294,163.79 × 508,079.07 - Step 4: Simplify right side
937,798.92x = 657,537,531,615.47 - Step 5: Solve for x
x = 657,537,531,615.47/937,798.92 - Step 6: Final answer
x = 701,149.81
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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.