Finding the Fourth Proportional to 936,708.17, 1,292,688.57 and 574,061.97
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Solution
The fourth proportional to 936,708.17, 1,292,688.57 and 574,061.97 is: 792,224.69
Step by Step Solution
- Step 1: Write the proportion equation
936,708.17 : 1,292,688.57 = 574,061.97 : x - Step 2: Convert to fraction form
936,708.17/1,292,688.57 = 574,061.97/x - Step 3: Cross multiply
936,708.17x = 1,292,688.57 × 574,061.97 - Step 4: Simplify right side
936,708.17x = 742,083,337,756.93 - Step 5: Solve for x
x = 742,083,337,756.93/936,708.17 - Step 6: Final answer
x = 792,224.69
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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.