Finding the Fourth Proportional to 799,689.40, 1,193,345.33 and 714,523.97
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Solution
The fourth proportional to 799,689.40, 1,193,345.33 and 714,523.97 is: 1,066,256.28
Step by Step Solution
- Step 1: Write the proportion equation
799,689.40 : 1,193,345.33 = 714,523.97 : x - Step 2: Convert to fraction form
799,689.40/1,193,345.33 = 714,523.97/x - Step 3: Cross multiply
799,689.40x = 1,193,345.33 × 714,523.97 - Step 4: Simplify right side
799,689.40x = 852,673,842,772.56 - Step 5: Solve for x
x = 852,673,842,772.56/799,689.40 - Step 6: Final answer
x = 1,066,256.28
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.